RT Journal Article SR Electronic T1 Which patient should be referred to an electrophysiologist: supraventricular tachycardia JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 299 OP 304 DO 10.1136/heart.87.3.299 VO 87 IS 3 A1 Schilling, Richard J YR 2002 UL http://heart.bmj.com/content/87/3/299.abstract AB