Kerl, H. A. Bernard Ackerman 22 November 1936-5 December 2008 An once-in-a-lifetime dermatologist Obituary J DTSCH DERMATOL GES. 2009; 7(4): 385-389. Doi: 10.1111/j.1610-0387.2009.07046.x Web of Science FullText FullText_MUG