W. Luangdansakul, Y. Buddharaksa, I. Kositanurit, and N. Kitreerawutiwong, “Factors of Burnout Among Obstetrics and Gynecology Residents and Fellowships in Times of COVID-19 Crisis: A Mixed-Method Research by Thai University Students”, Trends Humanit Soc Sci Res, vol. 11, no. 2, pp. 62–82, Sep. 2023.