title: Is perfusion lung scanning hazardous in pulmonary hypertension?
authors.forename: S F
authors.initials: SF
authors.lastname: Barrington
authors.forename: M J
authors.initials: MJ
authors.lastname: O'Doherty
mesh_terms: D006328:Cardiac Catheterization; D006801:Humans; D006976:Hypertension, Pulmonary / Q000000981:diagnostic imaging*; D008168:Lung / Q000000981:diagnostic imaging*; D008863:Microspheres; D010477:Perfusion; D014055:Tomography, Emission-Computed / Q000009:adverse effects*