Chaivichean, A., Angkana, J. and Somprasert, C. (2023) “The Effect of a Mental Strengthening Program on the Mental Health State of High School Students”, Journal of The Royal Thai Army Nurses, 24(1), pp. 143–152. available at: https://he01.tci-thaijo.org/index.php/JRTAN/article/view/251318 (accessed: 14 September 2026).