Sinsupan, Narumon, Chalor Intarakhao, Pattapong Kessomboon, Kamonsin Chata, and Pisit Jodking. 2013. “ 1991”. Srinagarind Medical Journal 7 (4):175-92. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13620.