Mintz, G S Real-time inferior vena caval ultrasonography: normal and abnormal findings and its use in assessing right-heart function. [electronic resource] - Circulation Nov 1981 - 1018-25 p. digital Publication Type: Journal Article ISSN: 0009-7322 Standard No.: 10.1161/01.cir.64.5.1018 doi Subjects--Topical Terms: Blood PressureBody Surface AreaDiastoleElectrocardiographyHeart Ventricles--diagnostic imagingHumansPulmonary Artery--physiopathologyRadionuclide ImagingSystoleTricuspid Valve Insufficiency--diagnosisUltrasonographyVascular ResistanceVena Cava, Inferior--physiopathology