echocardiography: systolic time-velocity integral (TVI) of prosthetic pulmonary valve of right ventricular outflow tract with stress
echocardiography: systolic time-velocity integral (tvi) of prosthetic pulmonary valve of right ventricular outflow tract with stress
prosthetic pulmonary valve systolic RV outflow tract TVI with stress
prosthetic pulmonary valve systolic rv outflow tract tvi with stress