Original Research

Intra- and inter-rater reproducibility of the 6-minute walk test and the 30-second sit-to-stand test in patients with severe and very severe COPD

Hansen H, Beyer N, Frølich A, Godtfredsen N, Bieler T

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:3447-3457

Published Date: 18 October 2018