title: Risk and benefit of lung biopsy in primary pulmonary hypertension.
authors.forename: J M
authors.initials: JM
authors.lastname: Kay
mesh_terms: D001158:Arteries / Q000473:pathology; D006801:Humans; D006976:Hypertension, Pulmonary / Q000473:pathology*; D008168:Lung / Q000098:blood supply / Q000473:pathology*; D011655:Pulmonary Embolism / Q000473:pathology