1 LPR Study Group of the Young Otolaryngologists of International Federation of Otorhinolaryngological Societies, Paris, France.
2 Department of Anatomy and Experimental Oncology, Mons School of Medicine, University of Mons Research Institute for Health Sciences and Technology, University of Mons, Mons, Belgium.
3 Department of Otorhinolaryngology and Head and Neck Surgery, CHRU de Lille, Lille, France.
4 Division of Phoniatrics and Audiology, Department of Mental and Physical Health and Preventive Medicine, Second University of Naples, Naples, Italy.
5 Department of Otorhinolaryngology and Head and Neck Surgery, Centre Hospitalier du Luxembourg, Luxembourg.