title: Osteoporosis reexamined: complexity of bone biology is a challenge.
mesh_terms: D001842:Bone and Bones / Q000503:physiopathology; D002118:Calcium / Q000627:therapeutic use; D004967:Estrogens / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008593:Menopause; D010024:Osteoporosis / Q000503:physiopathology* / Q000517:prevention & control
chemical_list: D004967:Estrogens; D002118:Calcium