หทัยดำรงวิทยา มณหทัย, and อยู่ภักดี นิลวรรณ. “Assessment of the Impact of Policies to Control the Cost of Drugs and Medical Supplies at Tharuea Hospital, Phra Nakorn Sri Ayuttaya Province”. Journal of Health Sciences and Wellness 20, no. 40 (June 28, 2017): 77–86. accessed October 6, 2026. https://he01.tci-thaijo.org/index.php/HCUJOURNAL/article/view/149577.