1. Keck School of Medicine, University of Southern California, Los Angeles, California, USA
2. Division of Otolaryngology–Head and Neck Surgery, Children’s Hospital Los Angeles, Los Angeles, California, USA
3. Division of Endocrinology, Diabetes, and Metabolism, Children’s Hospital Los Angeles, University of Southern California, Los Angeles, California, USA
4. Caruso Department of Otolaryngology–Head and Neck Surgery, Keck Medicine, University of Southern California, Beverly Hills, California, USA