Chronic obstructive pulmonary disease: evaluation, management.
D001991:Bronchitis / Q000175:diagnosis; D002908:Chronic Disease; D003131:Combined Modality Therapy; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis* / Q000628:therapy; D011656:Pulmonary Emphysema / Q000175:diagnosis