Mitsungnern, Thapanawong, Praew Kotruchin, Pariwat Phu-ngoen, Panor Tacha-a-tik, Tipawan Prasanson, Sumana Sumritrin, and Kalayarat Lathum. “Customers’ atisfaction and auses of atisfaction in mergency oom rinagarind ospital, 2014”. Srinagarind Medical Journal 31, no. 4 (1): 202-212. ccessed December 8, 2021. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/65414.