Aphinives, Pochavit, Sarakjit Srimongkol, Tanachai Thanyakunsajjia, Kanita Chardee, Anchalee Taksinamanee, and Vajarabhongsa Bhudhisawasdi. 2013. “Rate of Appointment Postponing in Department of Surgery, Faculty of Medicine, Khon Kaen University”. Srinagarind Medical Journal 14 (2):77-83. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14128.