Comparison of Warfarin and Aspirin for Symptomatic Intracranial Arterial Stenosis
NEJM 352:1305-1316, 1368, Chimowitz,M.I.,et al, 2005
Anticoagulation:Is There Still a Role in Atherothrombotic Stroke
Stroke 21:820-824, Estol,C.J.&Pessin,M.S., 1990
Cerebral & Retinal Vascular Complications of Inflammatory Bowel Disease
Ann Neurol 5:331-337, Schneiderman,J.H.,et al, 1979