ตั้งหลักมั่นคง กมลทิพย์, and ปัญญาธร กาญจนา. 2018. “Key Success Factors of Excellent Health Care Providers in Strengthening Primary Health Care Systems”. Journal of Phrapokklao Nursing College, Chanthaburi 27 (1). Chanthaburi, Thailand:132-37. https://he01.tci-thaijo.org/index.php/pnc/article/view/117234.