Kaewmeesri, Aphisada, Charuwan Tadadej, Piyatida Khajornchaikul, Pratana Satitvipawee, and Kwanmuang Kaeodumkoeng. “Job Happiness of Primary Care Personnel in Samutprakarn Province”. Journal of Public Health and Development 11, no. 3 (April 8, 2014): 13–25. accessed March 24, 2025. https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/15178.