![](/img/cover-not-exists.png)
Walking distance is a predictor of exacerbations in patients with chronic obstructive pulmonary disease
Margareta I. Emtner, Harpa R. Arnardottir, Runa Hallin, Eva Lindberg, Christer JansonVolume:
101
Year:
2007
Language:
english
DOI:
10.1016/j.rmed.2006.09.020
File:
PDF, 170 KB
english, 2007