Imamura, Teruhiko Estimation of the Severity of Aortic Insufficiency by HVAD Flow Waveform. [electronic resource] - The Annals of thoracic surgery 03 2020 - 945-949 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1552-6259 Standard No.: 10.1016/j.athoracsur.2019.09.077 doi Subjects--Topical Terms: AdultAgedAortic Valve--diagnostic imagingAortic Valve Insufficiency--diagnosisBlood Flow Velocity--physiologyEchocardiography, Doppler--methodsFemaleHeart-Assist Devices--adverse effectsHumansIllinois--epidemiologyIncidenceMaleMiddle AgedProspective StudiesRisk FactorsSeverity of Illness Index