Overview Pilot Study of Aspirin Versus Warfarin for Cervicocephalic Arterial Dissection Status: Withdrawn Trial end date: 2007-03-01 Target enrollment: Participant gender: Summary Pilot Study of Aspirin Versus Warfarin for Cervicocephalic Arterial Dissection. Phase: Phase 1 Details Lead Sponsor: University of California, San DiegoTreatments: AspirinWarfarin