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Friedrich Gerhard |

** = Publications listed in SCI/SSCI/Pubmed

2017

Review

** Halvorsen, T; Walsted, ES; Bucca, C; Bush, A; Cantarella, G; Friedrich, G; Herth, FJF; Hull, JH; Jung, H; Maat, R; Nordang, L; Remacle, M; Rasmussen, N; Wilson, JA; Heimdal, JH Inducible laryngeal obstruction: an official joint European Respiratory Society and European Laryngological Society statement.
Eur Respir J. 2017; 50(3): Doi: 10.1183/13993003.02221-2016 [OPEN ACCESS]
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Comment

** Koter, SH; Hammer, GP; Friedrich, G; Cohnert, TU Reply.
J Vasc Surg. 2017; 65(3):931-932 Doi: 10.1016/j.jvs.2016.09.020 [OPEN ACCESS]
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2016

Full paper/article (Journal)

** San Giorgi, MR; van den Heuvel, ER; Tjon Pian Gi, RE; Brunings, JW; Chirila, M; Friedrich, G; Golusinski, W; Graupp, M; Horcasitas Pous, RA; Ilmarinen, T; Jackowska, J; Koelmel, JC; Ferran Vilà, F; Weichbold, V; Wierzbicka, M; Dikkers, FG Age of onset of recurrent respiratory papillomatosis: a distribution analysis.
Clin Otolaryngol. 2016; 41(5):448-453 Doi: 10.1111/coa.12565
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Review

** Graupp, M; Bachna-Rotter, S; Gerstenberger, C; Friedrich, G; Fröhlich-Sorger, E; Kiesler, K; Gugatschka, M The unsolved chapter of vocal fold scars and how tissue engineering could help us solve the problem.
Eur Arch Otorhinolaryngol. 2016; 273(9):2279-2284 Doi: 10.1007/s00405-015-3668-8 [OPEN ACCESS]
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2015

Full paper/article (Journal)

** Graupp, M; Gruber, HJ; Weiss, G; Kiesler, K; Bachna-Rotter, S; Friedrich, G; Gugatschka, M Establishing principles of macromolecular crowding for in vitro fibrosis research of the vocal fold lamina propria.
Laryngoscope. 2015; 125(6):E203-E209 Doi: 10.1002/lary.25103
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** Nawka, T; Sittel, C; Arens, C; Lang-Roth, R; Wittekindt, C; Hagen, R; Mueller, AH; Nasr, AI; Guntinas-Lichius, O; Friedrich, G; Gugatschka, M Voice and respiratory outcomes after permanent transoral surgery of bilateral vocal fold paralysis.
Laryngoscope. 2015; 125(12):2749-2755 Doi: 10.1002/lary.25415
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Review

** Christensen, PM; Heimdal, JH; Christopher, KL; Bucca, C; Cantarella, G; Friedrich, G; Halvorsen, T; Herth, F; Jung, H; Morris, MJ; Remacle, M; Rasmussen, N; Wilson, JA; ERS/ELS/ACCP Task Force on Inducible Laryngeal Obstructions ERS/ELS/ACCP 2013 international consensus conference nomenclature on inducible laryngeal obstructions.
Eur Respir Rev. 2015; 24(137):445-450 Doi: 10.1183/16000617.00006513 [OPEN ACCESS]
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2014

Full paper/article (Journal)

** Bures, C; Bobak-Wieser, R; Koppitsch, C; Klatte, T; Zielinski, V; Freissmuth, M; Friedrich, G; Repasi, R; Hermann, M Late-onset palsy of the recurrent laryngeal nerve after thyroid surgery.
Br J Surg. 2014; 101(12):1556-1559 Doi: 10.1002/bjs.9648
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** Bures, C; Klatte, T; Friedrich, G; Kober, F; Hermann, M Guidelines for complications after thyroid surgery: pitfalls in diagnosis and advices for continuous quality improvement
EUR SURG. 2014; 46(1): 38-47. Doi: 10.1007/s10353-013-0247-3
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** Gugatschka, M; Ainödhofer, H; Gruber, HJ; Graupp, M; Kieslinger, P; Kiesler, K; Saxena, A; Hirano, S; Friedrich, G Age effects on extracellular matrix production of vocal fold scar fibroblasts in rats.
Eur Arch Otorhinolaryngol. 2014; 271(5):1107-1112 Doi: 10.1007/s00405-013-2722-7
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** Hammer, GP; Tomazic, PV; Beham, A; Friedrich, G [Clinical management of a rare hypervascular soft tissue tumor of the neck].
Laryngorhinootologie. 2014; 93(5):332-333 Doi: 10.1055/s-0033-1361169 (- Case Report)
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2013

Full paper/article (Journal)

** Friedrich, G Phonosurgery: definition, classification, indication].
HNO. 2013; 61(2): 92-93. Doi: 10.1007/s00106-012-2511-4 [OPEN ACCESS]
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** Friedrich, G; Gugatschka, M Vocal fold scars : Pathogenesis, diagnosis, therapy.
HNO. 2013; 61(2): 96-101 Doi: 10.1007/s00106-012-2510-5
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** Graupp, M; Gugatschka, M; Kiesler, K; Reckenzaun, E; Hammer, G; Friedrich, G Experience of 11 years use of cidofovir in recurrent respiratory papillomatosis.
Eur Arch Otorhinolaryngol. 2013; 270(2):641-646 Doi: 10.1007/s00405-012-2221-2
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** Gugatschka, M; Graupp, M; Friedrich, G; Applications of tissue engineering in modern laryngologyaEuro (c).
EUR SURG. 2013; 45(3): 136-141. Doi: 10.1007/s10353-013-0214-z
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** Gugatschka, M; Lichtenwagner, S; Schwetz, V; Lerchbaum, E; Graupp, M; Gerstenberger, C; Kiesler, K; Obermayer-Pietsch, B; Friedrich, G Subjective and Objective Vocal Parameters in Women With Polycystic Ovary Syndrome.
J Voice. 2013; 27(1):98-100 Doi: 10.1016/j.jvoice.2012.07.007
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** Mendelsohn, AH; Remacle, M; Courey, MS; Gerhard, F; Postma, GN The diagnostic role of high-speed vocal fold vibratory imaging.
J Voice. 2013; 27(5):627-631 Doi: 10.1016/j.jvoice.2013.04.011 [OPEN ACCESS]
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** Tjon Pian Gi, RE; Ilmarinen, T; van den Heuvel, ER; Aaltonen, LM; Andersen, J; Brunings, JW; Chirila, M; Dietz, A; Ferran Vilà, F; Friedrich, G; de Gier, HH; Golusinski, W; Graupp, M; Hantzakos, A; Horcasitas, R; Jackowska, J; Koelmel, JC; Lawson, G; Lindner, F; Remacle, M; Sittel, C; Weichbold, V; Wierzbicka, M; Dikkers, FG Safety of intralesional cidofovir in patients with recurrent respiratory papillomatosis: an international retrospective study on 635 RRP patients.
Eur Arch Otorhinolaryngol. 2013; 270(5):1679-1687 Doi: 10.1007/s00405-013-2358-7
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Review

** Friedrich, G; Dikkers, FG; Arens, C; Remacle, M; Hess, M; Giovanni, A; Duflo, S; Hantzakos, A; Bachy, V; Gugatschka, M; European Laryngological Society. Phonosurgery Committee Vocal fold scars: current concepts and future directions. Consensus report of the Phonosurgery Committee of the European Laryngological Society.
Eur Arch Otorhinolaryngol. 2013; 270(9):2491-2507 Doi: 10.1007/s00405-013-2498-9
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Correction

** Graupp, M; Gugatschka, M; Kiesler, K; Reckenzaun, E; Hammer, G; Friedrich, G; Experience of 11 years use of cidofovir in recurrent respiratory papillomatosis (vol 270, pg 641, 2013).
EUR ARCH OTO-RHINO-LARYNGOL. 2013; 270(10): 2785-2785. Doi: 10.1007/s00405-013-2569-y [OPEN ACCESS]
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2012

Full paper/article (Journal)

** Friedrich, G; Gugatschka, M; Kiesler, K; Pertl, L; Gerstenberger, C; Weiglein, A; Storck, C A transthyroidal method for arytenoid adduction: a basic anatomical study.
J Voice. 2012; 26(4):526-529 Doi: 10.1016/j.jvoice.2011.07.007
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** Gugatschka, M; Hammer, GP; Koele, W; Reiter, H; Friedrich, G; Lang-Loidolt, D Syphilis is back: presentation of three cases at the ENT department.
B-ENT. 2012; 8(1): 65-68. (- Case Report)
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** Hammer, GP; Vollmann, R; Tomazic, PV; Simbrunner, J; Friedrich, G Prevertebral tendinitis: how to avoid unnecessary surgical interventions.
Laryngoscope. 2012; 122(7):1570-1574 Doi: 10.1002/lary.23338
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** Storck, C; Gehrer, R; Hofer, M; Neumayer, B; Stollberger, R; Schumacher, R; Gugatschka, M; Friedrich, G; Wolfensberger, M Laryngeal electromyography: electrode guidance based on 3-dimensional magnetic resonance tomography images of the larynx.
J Voice. 2012; 26(1): 110-116. Doi: 10.1016/j.jvoice.2010.09.002
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** Volk, GF; Hagen, R; Pototschnig, C; Friedrich, G; Nawka, T; Arens, C; Mueller, A; Foerster, G; Finkensieper, M; Lang-Roth, R; Sittel, C; Storck, C; Grosheva, M; Kotby, MN; Klingner, CM; Guntinas-Lichius, O; Laryngeal electromyography: a proposal for guidelines of the European Laryngological Society.
Eur Arch Otorhinolaryngol. 2012; 269(10):2227-2245 Doi: 10.1007/s00405-012-2036-1
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Editorial

** Tjon Pian Gi, RE; Dietz, A; Djukic, V; Eckel, HE; Friedrich, G; Golusinski, W; Hantzakos, A; Lawson, G; Remacle, M; Rihkanen, H; Dikkers, FG Treatment of recurrent respiratory papillomatosis and adverse reactions following off-label use of cidofovir (Vistide®).
Eur Arch Otorhinolaryngol. 2012; 269(2):361-362 Doi: 10.1007/s00405-011-1804-7 [OPEN ACCESS]
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2011

Full paper/article (Journal)

** Brunner, E; Friedrich, G; Kiesler, K; Chibidziura-Priesching, J; Gugatschka, M Subjective breathing impairment in unilateral vocal fold paralysis.
Folia Phoniatr Logop. 2011; 63(3): 142-146. Doi: 10.1159/000316320
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** Gugatschka, M; Dehchamani, D; Wascher, TC; Friedrich, G; Renner, W DNA repair gene ERCC2 polymorphisms and risk of squamous cell carcinoma of the head and neck.
Exp Mol Pathol. 2011; 91(1): 331-334. Doi: 10.1016/j.yexmp.2011.03.004
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** Gugatschka, M; Kiesler, K; Obermayer-Pietsch, B; Groselj-Strele, A; Griesbacher, A; Friedrich, G Vitamin D status is associated with disease-free survival and overall survival time in patients with squamous cell carcinoma of the upper aerodigestive tract.
Eur Arch Otorhinolaryngol. 2011; 268(8): 1201-1204. Doi: 10.1007/s00405-010-1481-y
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** Kiesler, K; Friedrich, G; Beham, A; Ebner, F; Gugatschka, M First report of intralaminar tumorlike lipomatous lesions of the thyroid cartilage.
J Voice. 2011; 25(4): 487-489. Doi: 10.1016/j.jvoice.2010.01.012
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** Storck, C; Juergens, P; Fischer, C; Wolfensberger, M; Honegger, F; Sorantin, E; Friedrich, G; Gugatschka, M Biomechanics of the cricoarytenoid joint: three-dimensional imaging and vector analysis.
J Voice. 2011; 25(4): 406-410. Doi: 10.1016/j.jvoice.2010.03.005
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2010

Full paper/article (Journal)

** Friedrich, G; Kiesler, K; Gugatschka, M Treatment of Functional Ventricular Fold Phonation by Temporary Suture Lateralization.
J Voice. 2010; 24(5): 606-609. Doi: 10.1016/j.jvoice.2008.12.016
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** Gugatschka, M; Beham, A; Stammberger, H; Schmid, C; Friedrich, G First case of a myxofibrosarcoma of the vocal folds: case report and review of the literature.
J Voice. 2010; 24(3): 374-376. Doi: 10.1016/j.jvoice.2008.10.008
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** Gugatschka, M; Kiesler, K; Gerstenberger, C; Friedrich, G First clinical experience with a moderately bent laryngoscope for endolaryngeal surgery.
HNO. 2010; 58(6): 613-616. Doi: 10.1007/s00106-009-2015-z
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** Gugatschka, M; Kiesler, K; Obermayer-Pietsch, B; Schoekler, B; Schmid, C; Groselj-Strele, A; Friedrich, G Sex hormones and the elderly male voice.
J Voice. 2010; 24(3): 369-373. Doi: 10.1016/j.jvoice.2008.07.004
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** Hammer, GP; Windisch, G; Prodinger, PM; Anderhuber, F; Friedrich, G The Cricothyroid Joint-Functional Aspects With Regard to Different Types of Its Structure.
J Voice. 2010; 24(2): 140-145. Doi: 10.1016/j.jvoice.2008.07.001
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** Storck, C; Gugatschka, M; Friedrich, G; Sorantin, E; Ebner, F; Fischer, C; Wolfensberger, M; Juergens, P Developing a 3D model of the laryngeal cartilages using HRCT data and MIMICS's segmentation software.
LOGOP PHONIATR VOCOLOGY. 2010; 35(1): 19-23. Doi: 10.3109/14015430903552378
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** Storck, C; Juergens, P; Fischer, C; Haenni, O; Ebner, F; Wolfensberger, M; Sorantin, E; Friedrich, G; Gugatschka, M Three-dimensional imaging of the larynx for pre-operative planning of laryngeal framework surgery.
Eur Arch Otorhinolaryngol. 2010; 267(4): 557-563. Doi: 10.1007/s00405-009-1129-y
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** Windisch, G; Hammer, GP; Prodinger, PM; Friedrich, G; Anderhuber, F The functional anatomy of the cricothyroid joint.
Surg Radiol Anat. 2010; 32(2): 135-139. Doi: 10.1007/s00276-009-0567-y
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** Witt, RE; Hoffman, MR; Friedrich, G; Rieves, AL; Schoepke, BJ; Jiang, JJ Multiparameter Analysis of Titanium Vocal Fold Medializing Implant in an Excised Larynx Model
ANN OTOL RHINOL LARYNGOL. 2010; 119(2): 125-132. Doi: 10.1177/000348941011900210 [OPEN ACCESS]
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Correspondence

** Friedrich, G Re: Bonilha HS, O'Shields M, Gerlach TT, Deliyski DD. Arytenoid adduction asymmetries in persons with and without voice disorders. Logoped Phoniatr Vocol. 2009 Aug 26:1-7. [E-pub ahead of print].
Logoped Phoniatr Vocol. 2010; 35(3): 149-149. Doi: 10.3109/14015430903352600
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2009

Full paper/article (Journal)

** Friedrich, G; Gugatschka, M Influence of head positioning on the forces occurring during microlaryngoscopy.
Eur Arch Otorhinolaryngol. 2009; 266(7): 999-1003. Doi: 10.1007/s00405-009-0913-z
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** Friedrich, G; Kiesler, K; Gugatschka, M Curved rigid laryngoscope: missing link between direct suspension laryngoscopy and indirect techniques?
EUR ARCH OTO-RHINO-LARYNGOL. 2009; 266(10): 1583-1588. Doi: 10.1007/s00405-009-0974-z
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** Gugatschka, M; Kiesler, K; Chibidziura-Priesching, J; Schökler, B; Friedrich, G Pitch synchronous changes of the anterior cricothyroid gap by using ultrasonography.
J Voice. 2009; 23(5): 610-613. Doi: 10.1016/j.jvoice.2008.01.011
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** Hantzakos, A; Remacle, M; Dikkers, FG; Degols, JC; Delos, M; Friedrich, G; Giovanni, A; Rasmussen, N Exudative lesions of Reinke's space: a terminology proposal.
Eur Arch Otorhinolaryngol. 2009; 266(6): 869-878. Doi: 10.1007/s00405-008-0863-x
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** Irfan, M; Shahid, H; Baharudin, A; Friedrich, G Unilateral adductor vocal cord palsy treated with the titanium vocal fold medializing implant (TVFMI).
Med J Malaysia. 2009; 64(1): 89-90. (- Case Report) [OPEN ACCESS]
PubMed

 

** Prodinger, PM; Windisch, G; Hammer, GP; Anderhuber, F; Friedrich, G Lipoaugmentation of the vocal folds: a survey on alternative donor sites for graft harvesting.
J Voice. 2009; 23(5): 625-630. Doi: 10.1016/j.jvoice.2008.01.015
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** Remacle, M; Hantzakos, A; Eckel, H; Evrard, AS; Bradley, PJ; Chevalier, D; Djukic, V; de Vincentiis, M; Friedrich, G; Olofsson, J; Peretti, G; Quer, M; Werner, J Endoscopic supraglottic laryngectomy: a proposal for a classification by the working committee on nomenclature, European Laryngological Society.
Eur Arch Otorhinolaryngol. 2009; 266(7): 993-998. Doi: 10.1007/s00405-008-0901-8
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2008

Full paper/article (Journal)

** Gugatschka, M; Gerstenberger, C; Friedrich, G Analysis of forces applied during microlaryngoscopy: a descriptive study.
Eur Arch Otorhinolaryngol. 2008; 265(9): 1083-1087. Doi: 10.1007/s00405-008-0586-z
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** Gugatschka, M; Kiesler, K; Beham, A; Rechenmacher, J; Friedrich, G Hyperplastic epithelial lesions of the vocal folds: combined use of exfoliative cytology and laryngostroboscopy in differential diagnosis.
Eur Arch Otorhinolaryngol. 2008; 265(7): 797-801. Doi: 10.1007/s00405-007-0549-9
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** Gugatschka, M; Schoekler, B; Kiesler, K; Friedrich, G Do clinical symptoms and laryngoscopic findings of laryngo-pharyngeal reflux correlate?
Laryngorhinootologie. 2008; 87(12): 867-869. Doi: 10.1055/s-2008-1077397
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** Gugatschka, M; Schwarz, T; Friedrich, G Positron emission tomography/computed tomography as a method for detection and monitoring of laryngeal chondritis.
Eur Arch Otorhinolaryngol. 2008; 265(11): 1373-1377. Doi: 10.1007/s00405-008-0652-6 (- Case Report)
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** Sapundzhiev, N; Lichtenberger, G; Eckel, HE; Friedrich, G; Zenev, I; Toohill, RJ; Werner, JA Surgery of adult bilateral vocal fold paralysis in adduction: history and trends.
EUR ARCH OTO-RHINO-LARYNGOL. 2008; 265(12): 1501-1514. Doi: 10.1007/s00405-008-0665-1
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Review

** Friedrich, G; Mausser, G; Gugatschka, M Jet ventilation in laryngotracheal surgery
HNO. 2008; 56(12): 1197-1206. Doi: 10.1007/s00106-008-1725-y
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Abstract (Journal)

** Obermayer-Pietsch, BM; Meilinger, M; Wehr, E; Schweighofer, N; Fahrleitner-Pammer, A; Dobnig, H; Pietschmann, P; Kudlacek, S; Friedrich, G; Gugatschka, M Hypogonadism and bone in men: Impact of body weight in a follow-up over 4 years
CALCIFIED TISSUE INT. 2008; 82: S160-S160.-ECTS; June 2008; Barcelona. [Poster]
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2007

Full paper/article (Journal)

** Friedrich, G; Remacle, M; Birchall, M; Marie, JP; Arens, C Defining phonosurgery: a proposal for classification and nomenclature by the Phonosurgery Committee of the European Laryngological Society (ELS).
Eur Arch Otorhinolaryngol. 2007; 264(10): 1191-1200. Doi: 10.1007/s00405-007-0333-x
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** Gugatschka, M; Rechenmacher, J; Chibidziura, J; Friedrich, G Comparability and conversion of Stimmstörungsindex (SSI) and Voice Handicap Index (VHI)
Laryngorhinootologie. 2007; 86(11): 785-788. Doi: 10.1055/s-2007-966686 [OPEN ACCESS]
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** Kiesler, K; Gugatschka, M; Friedrich, G Incidence and clinical relevance of herniation of the mylohyoid muscle with penetration of the sublingual gland.
Eur Arch Otorhinolaryngol. 2007; 264(9): 1071-1074. Doi: 10.1007/s00405-007-0321-1
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** Kiesler, K; Gugatschka, M; Sorantin, E; Friedrich, G Laryngo-tracheal profile: a new method for assessing laryngo-tracheal stenoses.
Eur Arch Otorhinolaryngol. 2007; 264(3): 251-256. Doi: 10.1007/s00405-006-0178-8 (- Case Report)
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** Mausser, G; Friedrich, G; Schwarz, G Airway management and anesthesia in neonates, infants and children during endolaryngotracheal surgery.
Paediatr Anaesth. 2007; 17(10): 942-947. Doi: 10.1111/j.1460-9592.2007.02300.x
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** Remacle, M; Van Haverbeke, C; Eckel, H; Bradley, P; Chevalier, D; Djukic, V; de Vicentiis, M; Friedrich, G; Olofsson, J; Peretti, G; Quer, M; Werner, J Proposal for revision of the European Laryngological Society classification of endoscopic cordectomies.
EUR ARCH OTO-RHINO-LARYNGOL. 2007; 264(5): 499-504. Doi: 10.1007/s00405-007-0279-z
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Correction

** Remacle, M; Van Haverbeke, C; Eckel, H; Bradley, P; Chevalier, D; Djukic, V; de Vicentiis, M; Friedrich, G; Olofsson, J; Peretti, G; Quer, M; Werner, J Proposal for revision of the European Laryngological Society classification of endoscopic cordectomies (vol 264, pg 499, 2007)
EUR ARCH OTO-RHINO-LARYNGOL. 2007; 264(6): 709-709. Doi: 10.1007/s00405-007-0304-2 [OPEN ACCESS]
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2006

Review

** Friedrich, G Pediatric respiratory tract stenoses: are subspecialization and the development of specialist centers necessary?
HNO. 2006; 54(12): 912-917. Doi: 10.1007/s00106-006-1461-0
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2005

Full paper/article (Journal)

** Friedrich, G; Dejonckere, PH The voice evaluation protocol of the European Laryngological Society (ELS) -- first results of a multicenter study
LARYNGO RHINO OTOL. 2005; 84: 744-752. Doi: 10.1055/s-2005-861450
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2004

Full paper/article (Journal)

** Kutschera, J; Friedrich, G; Urlesberger, B; Eber, E; Mueller, W Endoscopic laser posterior cordectomy in a newborn with bilateral vocal fold paralysis and cerebro-oculo-facio-skeletal (Pena-Shokeir II) syndrome.
EUR J PEDIAT. 2004; 163(2): 120-121. Doi: 10.1007/s00431-003-1374-9 (- Case Report)
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2003

Full paper/article (Journal)

** Eherer, AJ; Habermann, W; Hammer, HF; Kiesler, K; Friedrich, G; Krejs, GJ Effect of pantoprazole on the course of reflux-associated laryngitis: a placebo-controlled double-blind crossover study.
Scand J Gastroenterol. 2003; 38(5):462-467 Doi: 10.1080/00365520310001860
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** Remacle, M; Friedrich, G; Dikkers, FG; de Jong, F Phonosurgery of the vocal folds: a classification proposal.
EUR ARCH OTO-RHINO-LARYNGOL 2003 260: 1-6. Doi: 10.1007/s00405-002-0507-5
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** Sorantin, E; Halmai, C; Erdohelyi, B; Palágyi, K; Nyúl, LG; Ollé, K; Geiger, B; Lindbichler, F; Friedrich, G; Kiesler, K 3D cross section of the laryngotracheal tract. A new method for visualization and quantification of tracheal stenoses
RADIOLOGE. 2003; 43(12): 1056-1068. Doi: 10.1007/s00117-003-0990-8
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2002

Full paper/article (Journal)

** Friedrich, G; Mausser, G; Nemeth, E Development of a jet tracheoscope. Value and possible uses in superimposed high frequency jet ventilation in endoscopic surgery of the respiratory tract
HNO. 2002; 50(8):719-726 Doi: 10.1007%2Fs00106-002-0671-3
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** Habermann, W; Kiesler, K; Eherer, A; Friedrich, G Short-term therapeutic trial of proton pump inhibitors in suspected extraesophageal reflux.
J Voice. 2002; 16(3):425-432 Doi: 10.1016/S0892-1997(02)00115-7
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** Sittel, C; Friedrich, G; Zorowka, P; Eckel, HE Surgical voice rehabilitation after laser surgery for glottic carcinoma.
ANN OTOL RHINOL LARYNGOL 2002 111: 493-499. Doi: 10.1177/000348940211100604
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** Soneghet, R; Santos, RP; Behlau, M; Habermann, W; Friedrich, G; Stammberger, H Nasalance changes after functional endoscopic sinus surgery.
J VOICE 2002 16: 392-397. Doi: 10.1016%2FS0892-1997%2802%2900110-8
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** Sorantin, E; Halmai, C; Erdöhelyi, B; Palágyi, K; Nyúl, LG; Ollé, K; Geiger, B; Lindbichler, F; Friedrich, G; Kiesler, K Spiral-CT-based assessment of tracheal stenoses using 3-D-skeletonization.
IEEE Trans Med Imaging. 2002; 21(3):263-273 Doi: 10.1109/42.996344
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2001

Full paper/article (Journal)

** Dejonckere, PH; Bradley, P; Clemente, P; Cornut, G; Crevier-Buchman, L; Friedrich, G; Van De Heyning, P; Remacle, M; Woisard, V; Committee on Phoniatrics of the European Laryngological Society (ELS) A basic protocol for functional assessment of voice pathology, especially for investigating the efficacy of (phonosurgical) treatments and evaluating new assessment techniques. Guideline elaborated by the Committee on Phoniatrics of the European Laryngological Society (ELS).
EUR ARCH OTO-RHINO-LARYNGOL 2001 258: 77-82. Doi: 10.1007%2Fs004050000299
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** Friedrich, G; de Jong, FI; Mahieu, HF; Benninger, MS; Isshiki, N Laryngeal framework surgery: a proposal for classification and nomenclature by the Phonosurgery Committee of the European Laryngological Society.
EUR ARCH OTO-RHINO-LARYNGOL 2001 258: 389-396. Doi: 10.1007%2Fs004050100375
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** Habermann, W; Berghold, A; DeVaney, TT; Friedrich, G Carcinoma of the larynx: predictors of diagnostic delay.
Laryngoscope. 2001; 111(4 Pt 1):653-656 Doi: 10.1097/00005537-200104000-00018
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** Habermann, W; Kiesler, K; Eherer, A; Beham, A; Friedrich, G Laryngeal manifestation of gout: a case report of a subglottic gout tophus.
Auris Nasus Larynx. 2001; 28(3):265-267 Doi: 10.1016/S0385-8146(00)00119-X (- Case Report)
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2000

Full paper/article (Journal)

** Habermann, W; Kiesler, K; Dornbusch, HJ; Friedrich, G Hypernasality--a rare initial symptom of a cerebellar astrocytoma.
Int J Pediatr Otorhinolaryngol. 2000; 55(3):207-210 Doi: 10.1016%2FS0165-5876%2800%2900394-3 (- Case Report)
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** Remacle, M; Eckel, HE; Antonelli, A; Brasnu, D; Chevalier, D; Friedrich, G; Olofsson, J; Rudert, HH; Thumfart, W; de Vincentiis, M; Wustrow, TP Endoscopic cordectomy. A proposal for a classification by the Working Committee, European Laryngological Society.
EUR ARCH OTO-RHINO-LARYNGOL 2000 257: 227-231. Doi: 10.1007%2Fs004050050228
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Correspondence

** Friedrich, G Comments on the publication: Cüreoglu S. et al. (2000) Normal glottic configuration of the anterior commissure of the glottis on magnetic resonance imaging. Eur Arch Otorhinolaryngol 257: 219-220.
EUR ARCH OTO-RHINO-LARYNGOL. 2000; 257: 526-526. Doi: 10.1007%2Fs004050000270
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1999

Full paper/article (Journal)

** Friedrich, G Titanium vocal fold medializing implant: introducing a novel implant system for external vocal fold medialization.
Ann Otol Rhinol Laryngol. 1999; 108(1):79-86 Doi: 10.1177/000348949910800112
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** Habermann, W; Eherer, A; Lindbichler, F; Raith, J; Friedrich, G Ex juvantibus approach for chronic posterior laryngitis: results of short-term pantoprazole therapy.
J Laryngol Otol. 1999; 113(8):734-739 Doi: 10.1017/S0022215100145050
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** Petru, E; Friedrich, G; Pickel, H; Lax, S; Beham, A Life-threatening tracheal metastasis complicating ovarian cancer--a case report.
Gynecol Oncol. 1999; 74(1):141-142 Doi: 10.1006/gyno.1999.5383 (- Case Report)
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1997

Full paper/article (Journal)

** Beham, A; Regauer, S; Friedrich, G; Behamschmid, C Value of Exfoliative Cytology in Differential-Diagnosis of Epithelial Hyperplastic Lesions of the Larynx
ACTA OTO, LARYNGOL 1997 SUPPL 527: 92-94. Doi: 10.3109/00016489709124044
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1996

Review

** Koc, C; Luxenberger, W; Humer, U; Friedrich, G Bilateral ventricular neurofibroma of the larynx.
J Laryngol Otol. 1996; 110(4):385-386 Doi: 10.1017/S0022215100133705 (- Case Report)
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1993

Full paper/article (Journal)

** Freidl, W; Friedrich, G; Egger, J; Fitzek, T Psychogenic aspects of functional dysphonia
FOLIA PHONIAT 1993 45: 10-13. Doi: 10.1159/000266203
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** Friedrich, G; Kainz, J; Freidl, W Functional structure of the human vocal cord
Laryngorhinootologie. 1993; 72(5):215-224 Doi: 10.1055/s-2007-997888
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1990

Full paper/article (Journal)

** Kainz, J; Friedrich, G Morphology of the hyoid bone joint
HNO. 1990; 38(4):138-142
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** Kainz, J; Friedrich, G; Anderhuber, F Two atavistic characteristics of the laryngeal skeleton.
Acta Anat (Basel). 1990; 137(2):103-108 Doi: 10.1159/000146867
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1989

Full paper/article (Journal)

** Friedrich, G; Kainz, J Ventral enclosure of the thyroid cartilage by the hyoid bone. A complex inhibition abnormality of the laryngeal structure
Laryngorhinootologie. 1989; 68(4):239-243 Doi: 10.1055/s-2007-998326
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** Friedrich, G; Kainz, J; Schneider, GH; Anderhuber, F Computed tomography of the larynx in the diagnosis of dysphonia
Folia Phoniatr (Basel). 1989; 41(6):283-291 Doi: 10.1159/000265980
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1988

Full paper/article (Journal)

** Friedrich, G; Kainz, J Morphometry of the larynx in horizontal sections. Normal data for the quantitative evaluation of current imaging technics
Laryngol Rhinol Otol (Stuttg). 1988; 67(6):269-274 Doi: 10.1055/s-2007-998496
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** Friedrich, G; Kainz, J Prevention of post-puncture complications by rotation of the puncture needle by 90 degrees
WIEN KLIN WOCHENSCHR. 1988; 100(1): 23-25.
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** Friedrich, G; Kainz, J; Anderhuber, F The effect of the configuration of the thyroid cartilage on the asymmetry of the dorsal glottis and its significance for vocal function
HNO. 1988; 36(6):241-250
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** Friedrich, G; Kainz, J; Schneider, GH Impression of the thyroid cartilage lamina--differential diagnosis in hyperplasia of the ventricular fold
Laryngol Rhinol Otol (Stuttg). 1988; 67(5):232-239 Doi: 10.1055/s-2007-998490 (- Case Report)
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** Kainz, J; Friedrich, G Herpes zoster cephalicus
HNO. 1988; 36(6):234-240 (- Case Report)
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** Kainz, J; Friedrich, G Manifestations of actinomycosis of the head and neck
HNO. 1988; 36(12):493-497 (- Case Report)
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1987

Full paper/article (Journal)

** Kainz, J; Friedrich, G A new technic for preventing post-puncture complications following diagnostic lumbar puncture
HNO. 1987; 35(4):172-174
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