TY - BOOK AU - World Health Organization TI - Prevention and management of osteoporosis: report of a WHO scientific group SN - 92 4 120921 6 U1 - SERIALS PY - 2003/// CY - Geneva PB - WHO KW - Fractures - - etiology KW - Osteoporosis N2 - Osteoporosis, Fractures - - etiology ER -