Pattanapongkawin, Nutthatphat, and Nithiroj Winitichaikun. “The Investigation of Levels of Stress, Anxiety, Depression, and Sleep Quality in the Different Leisure Activities During the COVID-19 Pandemic”. Journal of Student Research 10, no. 4 (November 30, 2021). Accessed December 4, 2024. https://www.jsr.org/hs/index.php/path/article/view/2371.