Nilaphat ่., Chatdokmaiprai, K., & Sritoomma, N. (2024). The Effects of Lean Management Program on Waiting Time and Service Quality at the Out-Patient Nephrology Clinic in a Tertiary Hospital. Journal of The Royal Thai Army Nurses, 25(2), 168–177. retrieved from https://he01.tci-thaijo.org/index.php/JRTAN/article/view/266401