Total physical activity and risk of chronic low back and knee pain in middle-aged and elderly Japanese people: The Murakami cohort study

Solovev A, Watanabe Y, Kitamura K, Takahashi A, Kobayashi R, Saito T, Takachi R, Kabasawa K, Oshiki R, Platonova K, Tsugane S, Iki M, Sasaki A, Yamazaki O, Watanabe K, Nakamura K. Total physical activity and risk of chronic low back and knee pain in middle-aged and elderly Japanese people: The Murakami cohort study. Eur J Pain. 2020; 24(4): 863-872.