TY - JOUR TI - Efficacy and safety of oral anticoagulation in elderly patients with atrial fibrillation AU - Cavallari, I. AU - Patti, G. JO - The Anatolian Journal of Cardiology PY - 2018 VL - 19 SP - 67 EP - 71 DO - 10.14744/AnatolJCardiol.2017.8256 ER -