New Doppler machine.
D001783:Blood Flow Velocity; D002339:Carotid Arteries / Q000503:physiopathology; D004301:Doppler Effect; D005128:Eye Diseases / Q000503:physiopathology; D006801:Humans; D009885:Ophthalmology / Q000295:instrumentation*; D055585:Physical Phenomena; D010825:Physics