Four-meter gait speed is useful to detect daily activity level in chronic respiratory diseases
Chieko Yoshida, Hideharu Ideguchi, Aiko Masunaga, Keisuke Kojima, Susumu Hirosako, Hidenori Ichiyasu, Kazuiko Fujii, Hirotsugu Kohrogi
European Respiratory Journal 2015 46: PA3559; DOI: 10.1183/13993003.congress-2015.PA3559