title: Pulmonary arterial hypertension in nonagenarians.
authors.forename: R S
authors.initials: RS
authors.lastname: Crausman
authors.forename: J M
authors.initials: JM
authors.lastname: Lewin
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000531:Altitude; D003120:Colorado; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000000981:diagnostic imaging / Q000209:etiology*; D000860:Hypoxia / Q000150:complications*; D008297:Male; D010865:Pilot Projects; D011859:Radiography