1. Department of Otolaryngology–Head and Neck Surgery, Washington University School of Medicine in St Louis, St Louis, Missouri, USA
2. Bernard Becker Medical Library, Washington University School of Medicine in St Louis, St Louis, Missouri, USA
3. Department of Otolaryngology–Head and Neck Surgery, Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey, USA
4. Department of Otolaryngology–Head and Neck Surgery, Medical University of South Carolina, Charleston, South Carolina, USA
5. Department of Public Health Sciences, Medical University of South Carolina, Charleston, South Carolina, USA
6. Department of Otolaryngology and Communication Sciences, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
7. Department of Genetics, Washington University School of Medicine in St Louis, St Louis, Missouri, USA