
Physical activity decreases substantially over time in patients with chronic obstructive pulmonary disease (COPD) at all levels of severity, according to a new study.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/EG6d1G7My5M/150612111010.htm
Physical activity decreases substantially over time in patients with chronic obstructive pulmonary disease (COPD) at all levels of severity, according to a new study.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/EG6d1G7My5M/150612111010.htm