dP/dt &#x7C; Circulatory system XXX &#x7C; Cardiac ultrasound
dp/dt &#x7c; circulatory system xxx &#x7c; cardiac ultrasound
dP/dt &#x7C; Circulatory system XXX &#x7C; Cardiac ultrasound
dp/dt &#x7c; circulatory system xxx &#x7c; cardiac ultrasound