A multicentre validation of the 1-min sit-to-stand test in patients with COPD.
Crook S, Büsching G, Schultz K, Lehbert N, Jelusic D, Keusch S, Wittmann M, Schuler M, Radtke T, Frey M, Turk A, Puhan MA, Frei A.
Crook S, et al. Among authors: schultz k.
Eur Respir J. 2017 Mar 2;49(3):1601871. doi: 10.1183/13993003.01871-2016. Print 2017 Mar.
Eur Respir J. 2017.
PMID: 28254766
Free article.