We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleFrom vitamin D to hormone D: fundamentals of the vitamin D endocrine system essential for good healthAuthorsNorman, Anthony WPublicationThe American Journal of Clinical Nutrition, 2008, Vol 88, Issue 2, p491SISSN0002-9165Publication typearticleDOI10.1093/ajcn/88.2.491s