ส่งศรี ส. Effects of laughter yoga exercises to reduce stress of the second year nursing student of Ubon Ratchathani Rajabhat University. ubruphjou [internet]. 2018 Jun. 1 [cited 2026 Oct. 1];7(1):59-68. available from: https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/162783