Luenam, A., Sangsawang, D., Pengpanich, W., Yubonpunt, P., Prachuntasen, K. and Kaoian, C. 2021. Happiness at Work of Personnel Working in a Government Hospital in Nakhon Sri Thammarat Province . Journal of Health Sciences and Wellness. 25, 2 (Dec. 2021), 155–167.