RT Journal Article SR Electronic T1 Transoesophageal echocardiography diagnosis of a left coronary artery fistula draining into the right atrium JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 416 OP 416 DO 10.1136/hrt.79.4.416 VO 79 IS 4 A1 P R JAMES A1 D DAWSON A1 S M C HARDMAN YR 1998 UL http://heart.bmj.com/content/79/4/416.abstract AB