Chankaew, Phimpha, Premruetai Noimuenwai, and Jiraporn Wattanasrisin. “Factors Influencing Morale of Professional Nurses in the Area of Three Southern Border Provinces”. Journal of Research in Nursing-Midwifery and Health Sciences 41, no. 3 (September 9, 2021): 35–49. accessed September 19, 2026. https://he02.tci-thaijo.org/index.php/nur-psu/article/view/247027.