div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentfloersheim-influence-of-topically-applied-biotin-on-wrinkles-the-importance-of-biotinhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Floersheim Influence-of-Topically-applied-Biotin-on-Wrinkles · The importance of biotin for normal skin function IS indicated by cutaneous symp- toms observed accompanymg biotin loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220519146006018a8f727c4f57571ee4html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentfloersheim-influence-of-topically-applied-biotin-on-wrinkles-the-importance-of-biotinhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Floersheim Influence-of-Topically-applied-Biotin-on-Wrinkles · The importance of biotin for normal skin function IS indicated by cutaneous symp- toms observed accompanymg biotin loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsnetreader034viewer20220519146006018a8f727c4f57571ee4html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentfloersheim-influence-of-topically-applied-biotin-on-wrinkles-the-importance-of-biotinhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Floersheim Influence-of-Topically-applied-Biotin-on-Wrinkles · The importance of biotin for normal skin function IS indicated by cutaneous symp- toms observed accompanymg biotin loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...