หน่วงกลาง ส, Noppakaew W. Development Guidelines for improving the quality of life of the Karen ethnic group emerging at Ban Phu Mhen Uthai Thani Province.: -. jma [internet]. 2025 Jul. 30 [cited 2026 Aug. 29];12(2):348-72. available from: https://so04.tci-thaijo.org/index.php/JMA/article/view/279506