ส่งศรี สำรวย. “Effects of Laughter Yoga Exercises to Reduce Stress of the Second Year Nursing Student of Ubon Ratchathani Rajabhat University”. UBRU Journal for Public Health Research 7, no. 1 (June 1, 2018): 59–68. Accessed April 26, 2024. https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/162783.