Prevalence of Chronic Nonspecific Low Back Pain and Its Associated Factors among Middle-Aged and Elderly People: An Analysis Based on Data from a Musculoskeletal Examination in Japan 論文 Yoichi Iizuka・Haku Iizuka・Tokue Mieda・Daisuke Tsunoda・Tsuyoshi Sasaki・Tsuyoshi Tajika・Atsushi Yamamoto・Kenji Takagishi ·2017-12-19 ·『Asian Spine Journal』 11(6) pp. 989-997 doi:10.4184/asj.2017.11.6.989