title: Calcium supplementation and bone loss in postmenopausal women.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D000368:Aged; D002118:Calcium / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D008875:Middle Aged; D015663:Osteoporosis, Postmenopausal / Q000517:prevention & control*
chemical_list: D002118:Calcium