1. Department of Pediatrics Nicklaus Children's Hospital Coral Terrace Florida USA
2. Division of Pulmonary & Sleep Medicine Children's Hospital of Philadelphia, University of Pennsylvania School of Medicine Philadelphia Pennsylvania USA
3. Department of Speech‐Language Pathology Center for Childhood Communication, Children's Hospital of Philadelphia Philadelphia Pennsylvania USA
4. Division of Otolaryngology, Department of Otorhinolaryngology‐Head & Neck Surgery Children's Hospital of Philadelphia, University of Pennsylvania School of Medicine Philadelphia Pennsylvania USA