title: Oversupplementation of vitamin A and osteoporotic fractures in the elderly: to supplement or not to supplement with vitamin A.
authors.forename: John J B
authors.initials: JJ
authors.lastname: Anderson
mesh_terms: D000368:Aged; D002338:Carotenoids / Q000378:metabolism; D004305:Dose-Response Relationship, Drug; D050723:Fractures, Bone / Q000209:etiology*; D006801:Humans; D018673:Nutrition Policy; D010024:Osteoporosis / Q000139:chemically induced* / Q000150:complications; D014801:Vitamin A / Q000008:administration & dosage* / Q000378:metabolism
chemical_list: D014801:Vitamin A; D002338:Carotenoids