Takkachonchoochai C, Mune N, Khamthiang T. Relationship between stress factors and stress levels in the situation of the Coronavirus-2019 among restaurant owners in the surrounding areas of Chiang Rai Rajabhat University. ubruphjou [internet]. 2023 Dec. 28 [cited 2026 Oct. 9];12(3):35-46. available from: https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/262925