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 Radiology, University of Texas Southwestern Medical Center and Children's Health Dallas, Dallas, Texas, USA.
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.