title: [Senile osteoporosis].
mesh_terms: D000368:Aged; D000375:Aging; D002136:Calcium, Dietary / Q000008:administration & dosage; D015444:Exercise; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010024:Osteoporosis / Q000209:etiology / Q000378:metabolism / Q000628:therapy; D012737:Sex Factors; D014807:Vitamin D / Q000008:administration & dosage
chemical_list: D002136:Calcium, Dietary; D014807:Vitamin D