1. Department of Otorhinolaryngology–Head and Neck SurgeryMontefiore Medical Center, Albert Einstein College of MedicineBronx New York
2. Department Otolaryngology–Head and Neck SurgeryStanford University Medical CenterStanford California U.S.A.
3. Department of Otolaryngology–Head & Neck SurgerySeonam University Myongji HospitalGoyang South Korea
4. Department of Medicine–Allergy and ImmunologyMontefiore Medical Center, Albert Einstein College of MedicineBronx New York
5. Department of Medicine–Pulmonary and Critical CareStanford University Medical CenterStanford California U.S.A.