COPD is under-reported and undertreated, survey finds.
Rollins
G
G
D017281:Cost of Illness; D004646:Emphysema / Q000453:epidemiology / Q000628:therapy; D006306:Health Surveys; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000453:epidemiology / Q000628:therapy; D010349:Patient Compliance; D011788:Quality of Life; D014481:United States