RT Journal Article SR Electronic T1 Heartbeat: Focus on valvular heart disease JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 789 OP 791 DO 10.1136/heartjnl-2018-313376 VO 104 IS 10 A1 Otto, Catherine M YR 2018 UL http://heart.bmj.com/content/104/10/789.abstract AB