Silva Jennifer N A, Vashist Sudhir, Van Hare George F
Department of Pediatric Cardiology, Washington University School of Medicine/St. Louis Children's Hospital, St. Louis, Missouri 63110, USA.
Pacing Clin Electrophysiol. 2012 Jul;35(7):877-9. doi: 10.1111/j.1540-8159.2012.03420.x. Epub 2012 May 3.