Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleWhat is light?AuthorsDiffey, Brian L.PublicationPhotodermatology, Photoimmunology & Photomedicine, 2002, Vol 18, Issue 2, p68ISSN0905-4383Publication typeArticleDOI10.1034/j.1600-0781.2002.180203.x