Oral Anticoagulants Versus Antiplatelet Therapy for Preventing Further Vascular Events After Transient Ischemic Attack or Minor Stroke of Presumed Arterial Origin
Stroke 34:234-235, Algra,A.,et al, 2003
Warfarin-Aspirin Recurrent Stroke Study (WARSS) Trial
Stroke 33:1723-1726, Hankey,G.J., 2002