Pakdeethai, Walairat, Thitima Anukunananchai, and Tharinee Piyapromdee. 2015. “Impact of the Emergency Ultrasonography in a Tertiary Care Hospital”. Srinagarind Medical Journal 30 (1):39. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/33580.