
Keywords: منطقه سوراخ هندسی; Doppler; Echocardiography; Heart valves; Mitral valve; Prosthesis; ASE; American Society of Echocardiography; BSA; Body surface area; EAE; European Association of Echocardiography; EOA; Effective orifice area; GOA; Geometric orifice area; IEOA; Indexed ef