| Affiliation: | 2. Centro de Estudos da Voz—CEV, São Paulo, Brazil;3. Sindicato dos Professores de São Paulo—SINPRO-SP, São Paulo, Brazil.;2. Laryngopharyngeal Reflux Study Group of Young-Otolaryngologists of the International Federations of Oto-Rhino-Laryngological Societies (YO-IFOS), Paris, France;3. CNR Institute of Clinical Physiology, Epidemiology Section, Pisa, Italy;4. Division of Phoniatrics and Audiology, Department of Mental and Physical Health and Preventive Medicine, Luigi Vanvitelli University, Naples, Italy;5. Department of Otolaryngology-Head and Neck Surgery, Foch Hospital, University of Paris Saclay, Paris, France;2. Department of Otolaryngology, West China Hospital, Sichuan University, Chengdu, China |
