1. Department of Dental Education, School of Dentistry & Dental Research Institute, Seoul National University, Seoul, South Korea
2. Department of Medical Education, Chosun University College of Medicine, Gwangju, South Korea
3. English Linguistics and Language Technology Department, Hankuk University of Foreign Studies, Seoul, South Korea
4. Centre for Medical and Health Sciences Education, Faculty of Medical and Health Sciences, The University of Auckland, Auckland, New Zealand