AU - Hansen ML, Sørensen R, Clausen MT, et al TI - RIsk of bleeding with single, dual, or triple therapy with warfarin, aspirin, and clopidogrel in patients with atrial fibrillation PT - JOUR DP - 2010 TA - Archives of Internal Medicine pages = {1433-1441}, VI - 170 IP - 16 AID - 10.1001/archinternmed.2010.271 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2010.271 SO - Archives of Internal Medicine September 13, 2010 170(16):1433