Kanyakam, Siwadol, Wongphaka Pimpa, and Kiattibhum Kamlai. 2018. “Inventory Management in Medical Stores of Secondary Care Unit Service Level Hospitals in Northeast of Thailand: Doi: 10.14456/Mijet.2018.4”. Engineering Access 4 (1). Mahasakham, Thailand:17-23. https://ph02.tci-thaijo.org/index.php/mijet/article/view/10.14456.mijet.2018.4.