Associations between leisure time, non-leisure time physical activity, and kidney function in Japanese adults: a cross-sectional study. - Chiba I; Nakaya N; Kogure M; Hatanaka R; Nakaya K; Tokioka S; Nakamura T; Nagaie S; Ogishima S; Obara T; Sato T; Fuse N; et al. (BMC nephrology, 2024)