1. Porta hepatis: Sonographic discrimination of bile ducts from arteries with pulsed Doppler with new anatomic criteria;Berland;A.J.R.,1982
2. Duplex sonography for carotid artery disease;Blasberg;A.J.N.R.,1982
3. Evaluation of carotid bifurcation disease;Breslau;Arch. Surg.,1982
4. Ultrasonic duplex scanning with spectral analysis in extracranial carotid artery disease;Breslau;Appl. Radiol.,1983
5. Real-time small parts scanning;Carroll;Clin. Diagn. Ultrasound,1982