Williams Richard V, Minich L LuAnn, Shaddy Robert E, Pagotto Luciana T, Tani Lloyd Y
Division of Cardiology, Department of Pediatrics, Primary Children's Medical Center and the University of Utah, Salt Lake City, Utah 84113, USA.
Am J Cardiol. 2002 Jun 15;89(12):1438-41. doi: 10.1016/s0002-9149(02)02365-2.