title: Should we prescribe vitamin D and calcium to old persons to prevent falls and fractures?
authors.forename: Huai Yong
authors.initials: HY
authors.lastname: Cheng
mesh_terms: D000058:Accidental Falls / Q000517:prevention & control*; D000369:Aged, 80 and over; D050071:Bone Density Conservation Agents / Q000008:administration & dosage / Q000627:therapeutic use*; D002118:Calcium / Q000008:administration & dosage / Q000627:therapeutic use*; D050723:Fractures, Bone / Q000517:prevention & control*; D006801:Humans; D014807:Vitamin D / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D050071:Bone Density Conservation Agents; D014807:Vitamin D; D002118:Calcium