1. Bussuttil RW, Baker JD, Davidson RK, Machleder HI. Carotid artery stenosis: hemodynamic significance and clinical course. JAMA 1981;245:1438–1441.
2. Fields WS. Progress report of the joint study on extracranial arterial occlusion. In: Millikan CH, Siekert RG, Whisnant JP (eds). Cerebral Vascular Diseases: Fifth Conference. New York: Grune and Stratton, 1966.
3. Meyer FB, Sundt TM Jr, Yanagihara T, Anderson RE. Focal cerebral ischemia: Pathophysiologic mechanisms and rationale for future avenues of treatment. Mayo Clin Proc 1987;62:35–55.
4. Lyons C. Progress report of the joint study on extracranial arterial occlusions. In: Millikan CH, Siekert RG, Whisnant JP (eds). Cerebral Vascular Diseases: Fourth Conference. New York: Grune and Stratton, 1965.
5. Toole JF, Janeway R, Choi K, et al. Transient ischemic attacks due to arteriosclerosis. Arch Neurol 1975; 32:5–12.