Le LT, Phan Ti M-H, Wong JHC. Loneliness among Students Before and After the COVID-19 Pandemic in Da Nang, Vietnam. J. Future Soc. Educ. [Internet]. 2025 Feb. 25 [cited 2026 May 10];2(1):pp. 4-17. Available from: https://online-journals.org/index.php/JFSE/article/view/53751