title: [How much calcium and vitamin D are really necessary].
authors: Helga
authors: H
authors: Brettschneider
mesh_terms: D000367:Age Factors; D000368:Aged; D050071:Bone Density Conservation Agents / Q000008:administration & dosage*; D002136:Calcium, Dietary / Q000008:administration & dosage*; D002762:Cholecalciferol / Q000008:administration & dosage*; D004164:Diphosphonates / Q000008:administration & dosage*; D004305:Dose-Response Relationship, Drug; D004359:Drug Therapy, Combination; D005260:Female; D005492:Folic Acid / Q000008:administration & dosage; D006801:Humans; D008297:Male; D008875:Middle Aged; D009751:Nutritional Requirements; D010024:Osteoporosis / Q000188:drug therapy* / Q000209:etiology; D017410:Practice Guidelines as Topic; D012307:Risk Factors; D014805:Vitamin B 12 / Q000008:administration & dosage
chemical_list: D050071:Bone Density Conservation Agents; D002136:Calcium, Dietary; D004164:Diphosphonates; D002762:Cholecalciferol; D005492:Folic Acid; D014805:Vitamin B 12