TY - JOUR AU - Zhang, Qian AU - Cai, Wenwei AU - Wang, Guanghui AU - Shen, Xiaojun PY - 2020 TI - Prevalence and contributing factors of osteoporosis in the elderly over 70 years old: an epidemiological study of several community health centers in Shanghai JF - Annals of Palliative Medicine; Vol 9, No 2 (March 31, 2020): Annals of Palliative Medicine Y2 - 2020 KW - N2 - UR - https://apm.amegroups.org/article/view/37232