Schlesinger Alan E, Braverman Richard M, DiPietro Michael A
Edward B. Singleton Department of Diagnostic Imaging, Texas Children's Hospital, Baylor College of Medicine, 6621 Fannin St., MC2-2521, Houston, TX 77030, USA.
AJR Am J Roentgenol. 2003 Apr;180(4):1147-53. doi: 10.2214/ajr.180.4.1801147.