RT Journal Article SR Electronic T1 Effects of age and gender on the likelihood of hip fracture in the elderly population in Shanghai, China JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1483 OP 1485 VO 30 IS 11 A1 Hao, Yongqiang A1 Hao, Guangliang A1 Qiu, Shijing A1 Wang, Bingshun YR 2009 UL http://smj.org.sa/content/30/11/1483.abstract