Aspirin Plus Dipyridamole Versus Aspirin Alone After Cerebral Ischaemia of Arterial Origin (ESPRIT): Randomised Controlled Trial.
Lancet 367:1665-1673,1638, The ESPRIT Study Group, 2006
Oral Anticoagulation in Patients After Cerebral Ischemia of Arterial Origin and Risk of Intracranial Hemorrhage
Stroke 34:e45, ESPRIT, 2003