Original Research

The association between daily exacerbation symptoms and physical activity in patients with chronic obstructive pulmonary disease

Crook S, Büsching G, Keusch S, Wieser S, Turk A, Frey M, Puhan MA, Frei A

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:2199-2206

Published Date: 18 July 2018