RT Journal Article SR Electronic T1 Broad complex tachycardia in a 46-year-old man JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 602 OP 623 DO 10.1136/heartjnl-2019-316397 VO 106 IS 8 A1 Abbas Zaidi A1 Baskar Sekar A1 Zaheer Yousef YR 2020 UL http://heart.bmj.com/content/106/8/602.abstract AB