D-E excursion &#x7C; Heart valve XXX &#x7C; Cardiac ultrasound
d-e excursion &#x7c; heart valve xxx &#x7c; cardiac ultrasound
D-E excursion &#x7C; Heart valve XXX &#x7C; Cardiac ultrasound
d-e excursion &#x7c; heart valve xxx &#x7c; cardiac ultrasound