The ultrasonic Doppler shift flowmeter--a new development.
D001783:Blood Flow Velocity; D001808:Blood Vessels / Q000033:anatomy & histology; D001811:Blood Volume Determination; D003936:Diagnosis, Computer-Assisted; D006801:Humans; D008433:Mathematics; D012212:Rheology / Q000295:instrumentation; D014463:Ultrasonography