1 Pediatric Otolaryngology, Head & Neck Institute, Cleveland Clinic, 9500 Euclid Avenue, A71, Cleveland, OH 44195, USA. Electronic address: annes@ccf.org.
2 MGUH Cochlear Implant Program, Department of Otolaryngology-Head and Neck Surgery, Georgetown University Medical Center, Medstar Georgetown University Hospital, 3800 Reservoir Road, Northwest, Washington, DC 20007, USA. Electronic address: Michael.Hoa@gunet.georgetown.edu.