Manitsirikul, S., & Nilapun, S. (2013). Active surveillance of Severe Diarrhora in Muang district of Nakornratchasima Province, 1992. Srinagarind Medical Journal, 7(3), 135–139. Retrieved from https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13614