RT Journal Article SR Electronic T1 Left anterior descending and circumflex coronary artery spasm after right coronary artery stent implantation JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 520 OP 520 DO 10.1136/heart.88.5.520 VO 88 IS 5 A1 Versaci, F A1 Gaspardone, A A1 Proietti, I YR 2002 UL http://heart.bmj.com/content/88/5/520.abstract AB