Lead Sponsor: Children's Hospital Medical Center, Cincinnati

Collaborators: National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), National Institute of Allergy and Infectious Diseases (NIAID), National Center for Advancing Translational Sciences (NCATS), Office of Rare Diseases (ORD)

Intervention / Treatment: OTHER: Transnasal esophagoscopy

Lead Sponsor: QOL Medical, LLC

Collaborators: Children's Hospital Los Angeles, Children's Hospital of Philadelphia, Massachusetts General Hospital, Columbia University, Duke University, Johns Hopkins University, University of Mississippi Medical Center, Children's Hospital Colorado, Children's Mercy Hospital Kansas City, Arnold Palmer Hospital for Children, Children's Hospital and Health System Foundation, Wisconsin, Ann & Robert H Lurie Children's Hospital of Chicago, Baylor College of Medicine, Nationwide Children's Hospital, Primary Children's Hospital, State University of New York - Downstate Medical Center, Riley Children's Hospital, Children's Hospital and Research Center at Oakland, Children's Center for Digestive Healthcare, LLC

Lead Sponsor: Children's Hospital of Philadelphia

Collaborators: Midwestern University

Intervention / Treatment: OTHER: Emmi Pediatric Upper Endoscopy Patient Education Module