Osteoporosis: epidemic of the 21st century?
Anderson
E G
EG
D015519:Bone Density; D002118:Calcium / Q000627:therapeutic use; D015914:Estrogen Replacement Therapy; D015444:Exercise; D006801:Humans; D010024:Osteoporosis / Q000188:drug therapy* / Q000517:prevention & control
D002118:Calcium