Coghlan, B A Automatic test unit for alignment of directional Doppler velocimeters. [electronic resource] - Medical & biological engineering & computing May 1981 - 359-60 p. digital Publication Type: Journal Article ISSN: 0140-0118 Standard No.: 10.1007/BF02442558 doi Subjects--Topical Terms: Blood Flow VelocityDoppler EffectMicrocomputersRheology