1. Noninvasive diagnostic techniques in vascular disease;Bernstein,1982
2. Detection of carotid occlusive disease by ultrasonic imaging and pulsed Doppler spectrum analyses;Blackshear;Surgery,1979
3. Carotid artery velocity patterns in normal and stenotic vessels;Blackshear;Stroke,1980
4. Cerebrovascular evaluation with Doppler ultrasound;Spencer,1981
5. Cerebrovascular evaluation with Doppler ultrasound;Spencer,1981