1. Department of Family Medicine, Hue University of Medicine and Pharmacy, Hue University, Hue, Vietnam
2. Department of Primary and Interdisciplinary Care, Faculty of Medicine and Health Sciences, University of Antwerp, Antwerpen, Belgium
3. Department of Educational Studies, Faculty of Psychology and Educational Sciences, Ghent University, Ghent, Belgium
4. The Education Quality Management Agency, Ministry of Education and Training, Vietnam