Ngamkham, Nilawan, Somarch Wongkhomthong, Boonyong Keiwkarnka, and Nongpimol Nimit – arnun. “A Causal Model of Management Commitment and Quality Improvement Influencing Hospital Performance Results of Non-Profit Private Hospitals in Thailand”. Journal of Public Health and Development 12, no. 2 (January 1, 2015): 49–67. Accessed May 23, 2024. https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/27808.