[1] Univ Penn, Childrens Hosp Philadelphia, Perelman Sch Med, Dept Radiol, 34th St & Civ Ctr Blvd, Philadelphia, PA 19104 USA
[2] Loma Linda Univ, Childrens Hosp, Dept Radiol, Loma Linda, CA 92350 USA
[3] Harvard Univ, Boston Childrens Hosp, Dept Radiol, Boston, MA 02115 USA
[4] St Jude Childrens Res Hosp, Dept Diagnost Imaging, 332 N Lauderdale St, Memphis, TN 38105 USA
[5] Cincinnati Childrens Hosp Med Ctr, Dept Radiol, Cincinnati, OH 45229 USA
[6] Univ N Carolina, Sch Med, Dept Radiol, Div Pediat Imaging, Chapel Hill, NC 27514 USA
[7] Johns Hopkins Univ Hosp, Div Pediat Radiol, Baltimore, MD 21287 USA
[8] Childrens Hlth Syst Nemours, Sect Intervent Radiol, Radiol Dept, Orlando, FL USA
[9] Brenner Childrens Hosp, Wake Forest Baptist Hlth, Dept Radiol, Winston Salem, NC USA
[10] Georgetown Univ, Dept Radiol, Div Pediat Radiol, Washington, DC USA