title: A place in the sun does not guarantee adequate vitamin D.
authors.forename: M N
authors.initials: MN
authors.lastname: Lowenthal
authors.forename: S
authors.initials: S
authors.lastname: Shany
mesh_terms: D000368:Aged; D006760:Hospitalization; D006801:Humans; D013472:Sunlight; D014808:Vitamin D Deficiency / Q000097:blood / Q000209:etiology*