title: Vitamin D and Health in the 21st Century: an Update. Proceedings of a conference held September 2007 in Bethesda, Maryland, USA.
mesh_terms: D019587:Dietary Supplements; D006801:Humans; D014807:Vitamin D / Q000008:administration & dosage / Q000378:metabolism; D014808:Vitamin D Deficiency / Q000517:prevention & control; D014815:Vitamins / Q000008:administration & dosage
chemical_list: D014815:Vitamins; D014807:Vitamin D