RT Journal Article SR Electronic T1 Current recommendations for anticoagulant therapy in patients with valvular heart disease and atrial fibrillation: the ACC/AHA and ESC/EACTS Guidelines in Harmony…but not Lockstep! JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP heartjnl-2017-312758 DO 10.1136/heartjnl-2017-312758 A1 John Preston Erwin III A1 Bernard Iung YR 2018 UL http://heart.bmj.com/content/early/2018/01/11/heartjnl-2017-312758.abstract AB