1. Oral anticoagulant therapy: antithrombotic therapy and prevention of thrombosis, 9th ed: American College of Chest Physicians Evidence-Based Clinical Practice Guidelines;Ageno;Chest,2012
2. Acute GI bleeding in the setting of supratherapeutic international normalized ratio in patients taking warfarin: endoscopic diagnosis, clinical management, and outcomes;Rubin;Gastrointest Endosc,2003
3. Efficacy and safety of dabigatran compared with warfarin at different levels of international normalised ratio control for stroke prevention in atrial fibrillation: an analysis of the RE-LY trial;Wallentin;Lancet,2010
4. New oral anticoagulants in atrial fibrillation and acute coronary syndromes: ESC Working Group on Thrombosis-Task Force on Anticoagulants in Heart Disease position paper;De Caterina;J Am Coll Cardiol,2012
5. Warfarin pharmacology, clinical management, and evaluation of hemorrhagic risk for the elderly;Jacobs;Cardiol Clin,2008