AUTHORS : Genehr T Knuschke P Lehmann B Meurer M Pietzsch J UVB-induced conversion of 7-dehydrocholesterol to 1< alpha >,25- dihydroxyvitamin D<inf>3</inf> in an in vitro human skin equivalent model 2001 J INVEST DERMATOL. Journal of Investigative Dermatology 2001 ;117 (5):1179-1185 | Dr. B. Lehmann, Carl Gustav Carus Medical School, Dresden University of Technology, Department of Dermatology, Fetscherstrasse 74, D-01307 Dresden EML: [email protected]