title: Severe pulmonary hypertension in COPD: is it a distinct disease?
authors.forename: Emmanuel
authors.initials: E
authors.lastname: Weitzenblum
authors.forename: Ari
authors.initials: A
authors.lastname: Chaouat
mesh_terms: D006801:Humans; D006976:Hypertension, Pulmonary / Q000453:epidemiology* / Q000503:physiopathology / Q000628:therapy; D000860:Hypoxia / Q000503:physiopathology; D008168:Lung / Q000503:physiopathology; D029424:Pulmonary Disease, Chronic Obstructive / Q000453:epidemiology* / Q000503:physiopathology