We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDoes chronic sunscreen use reduce vitamin D production to insufficient levels?AuthorsNorval, M.; Wulf, H.C.PublicationBritish Journal of Dermatology, 2009, Vol 161, Issue 4, p732ISSN0007-0963Publication typearticleDOI10.1111/j.1365-2133.2009.09332.x