1. Department of Diagnostic Imaging St. Jude Children's Research Hospital Memphis Tennessee USA
2. Department of Radiology, Cincinnati Children's Hospital Medical Center University of Cincinnati Cincinnati Ohio USA
3. Department of Radiology University of Iowa Hospitals and Clinics and Stead Family Children's Hospital Iowa City Iowa USA
4. Department of Otolaryngology, Pediatric Otolaryngology Division UT Southwestern Medical Center and Children's Health Dallas Dallas Texas USA
5. Department of Radiology Children's National Hospital Washington District of Columbia USA
6. Department of Radiology, Rady Children's Hospital University of California San Diego California USA
7. Department of Radiology Weill Cornell Medicine New York New York USA
8. University of Southern California Keck School of Medicine, Department of Otolaryngology‐Head and Neck Surgery, Children's Hospital Los Angeles Los Angeles California USA
9. Department of RadiologyUniversity of Texas Southwestern Medical Center and Children's Health Dallas DallasTexasUSA
10. Le Bonheur Neuroscience Institute, Le Bonheur Children's Hospital, Departments of Radiology, Ophthalmology, and Neurosurgery University of Tennessee Health Science Center (UTHSC) Memphis Tennessee USA