Tawanwongsri, Weeratian, and Tharin Phenwan. “Challenges in Problem-Based Learning and Suggested Solutions at the School of Medicine, Walailak University: A Mixed-Methods Study”. Ramathibodi Medical Journal 41, no. 2 (June 21, 2018): 1–8. Accessed April 25, 2024. https://he02.tci-thaijo.org/index.php/ramajournal/article/view/100506.