title: Bone disease in the elderly.
mesh_terms: D000368:Aged; D000375:Aging; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010018:Osteomalacia / Q000188:drug therapy* / Q000209:etiology; D010024:Osteoporosis / Q000188:drug therapy* / Q000209:etiology; D014807:Vitamin D / Q000008:administration & dosage; D014808:Vitamin D Deficiency / Q000150:complications
chemical_list: D014807:Vitamin D