div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentchanges-in-photo-aged-human-skin-following-topical-2017-1-29-four-mm-punchhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Changes in Photo-Aged Human Skin Following Topical … · 2017 1 29 · Four-mm punch biopsies were taken from dorsal forearm skin both before and after treatment with tretinoin loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer20220518045fedc08f2de7292d3c2eb4b1html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentchanges-in-photo-aged-human-skin-following-topical-2017-1-29-four-mm-punchhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Changes in Photo-Aged Human Skin Following Topical … · 2017 1 29 · Four-mm punch biopsies were taken from dorsal forearm skin both before and after treatment with tretinoin loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer20220518045fedc08f2de7292d3c2eb4b1html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentchanges-in-photo-aged-human-skin-following-topical-2017-1-29-four-mm-punchhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Changes in Photo-Aged Human Skin Following Topical … · 2017 1 29 · Four-mm punch biopsies were taken from dorsal forearm skin both before and after treatment with tretinoin loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...