Estimation of minimal clinically important change of the Japanese version of EQ-5D in patients with chronic noncancer pain: a retrospective research using real-world data 論文 Kazutake Yoshizawa・Hisanori Kobayashi・Motoko Fujie・Yoshimasa Ogawa・Tsutomu Yajima・Koji Kawai ·2016-03-01 ·『Health and Quality of Life Outcomes』 14(1) pp. 35-35 doi:10.1186/s12955-016-0438-2