Lung volume reduction surgery for severe emphysema.
D054598:Blue Cross Blue Shield Insurance Plans; D006801:Humans; D019458:Insurance Coverage; D017063:Outcome Assessment, Health Care; D011013:Pneumonectomy / Q000379:methods*; D011656:Pulmonary Emphysema / Q000601:surgery*; D013673:Technology Assessment, Biomedical; D014481:United States; D014486:United States Food and Drug Administration