title: An ultrasonic pulsed Doppler system for measuring blood flow in small vessels.
mesh_terms: D000818:Animals; D001783:Blood Flow Velocity / Q000295:instrumentation*; D003326:Coronary Circulation; D004285:Dogs; D005069:Evaluation Studies as Topic; D008833:Microcirculation; D014465:Ultrasonics / Q000295:instrumentation*