echocardiography: 1/3 diastolic filling period of mitral valve at end of inspiration
echocardiography: 1/3 diastolic filling period of mitral valve at end of inspiration
echocardiography: 1/3 diastolic filling period of mitral valve at end of inspiration (procedure)
echocardiography: 1/3 diastolic filling period of mitral valve at end of inspiration (procedure)