Yun-Hoon Choung South Korea

March 2025 - Present : Choung Yunhoon ENT Clinic, Seoul, Korea March, 2009 - February, 2025: Director of Ajou Hearing Center, Ajou University Hospital, Suwon, Korea March, 2002 - February, 2025: Professor in the Department of Otolaryngology, Ajou University Hospital, Suwon, Korea September, 2014 – August, 2018: Vice-Dean in Ajou University School of Medicine, Suwon, Korea March, 1999 – August 24, 2001: PhD course in the department of Medical Science, The Graduate School, Ajou University, Suwon, Korea March, 1992 – February, 1996: Ajou University School of Medicine, Suwon, Korea (Valedictorian) March, 1983 – February, 1989: College of Dentistry, Seoul National University, Seoul, Korea # SOCIETY EXPERIENCE: Jan 1, 2012 – Present: Regular member of Collegium Oto-Rhino-Laryngologicum Amicitiae Sacrum (CORLAS) Jan 1, 2023 – Dec 31, 2024: Head of Implantable Hearing Device Research Group, Korea Jan 1, 2022 – Present: The Organoid Society, Vice-Editor-in-chief of Organoid Jan 1, 2021 – Apr 5, 2025: Auditor, Korean Otological Society, Korea Mar 1, 2018 – Feb 28, 2021: Association for Research in Otolaryngology; International Committee May 17, 2019 – Present: International Joint Conference on Otology; Executive Board Jan 1, 2019 – Present: Board member of Korean Otological Society, Korea Jan 1, 2018 – Dec 31, 2022: Head of Hearing Aid Research Group, Korea