Tabkong S, Tunvirachaisakul C. The effect of Happiness-Building activities for medical social workers at Chulalongkorn. swtu [internet]. 2022 Dec. 29 [cited 2026 Sep. 14];30(2):98-144. available from: https://so04.tci-thaijo.org/index.php/swjournal/article/view/260455