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. 2018 Jul 23;5(2):e000842. doi: 10.1136/openhrt-2018-000842

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Changes in the parameters of right ventricular function in patients undergoing aortic valve replacement surgery (AVR) and minimally invasive aortic valve replacement surgery (MIAVR) comparing preoperative to postoperative values. RIMP, right ventricular index of myocardial performance; RV-FAC, right ventricular fractional area change; RV-LS, right ventricular longitudinal strain; RV-LSR, right ventricular longitudinal strain rate.