Shaikh Nader, Hoberman Alejandro, Kaleida Phillip H, Ploof Dianna L, Paradise Jack L
Children's Hospital of Pittsburgh, Division of General Academic Pediatrics, and the University of Pittsburgh School of Medicine, Pittsburgh, PA 15213, USA.
N Engl J Med. 2010 May 20;362(20):e62. doi: 10.1056/NEJMvcm0904397.