แอบไธสง พ., เจริญธัญรักษ์ เ., and วีระพล ป. “Factors associated with Extended-spectrum -Lactamase Producing Escherichia coli and Klebsiella pneumoniae Bloodstream Infection among hospitals in Nakhon Phanom province”. Journal of the Office of Disease Prevention and Control 9 Nakhon Ratchasima, vol. 22, no. 3, Sept. 2016, pp. 57-67, https://he02.tci-thaijo.org/index.php/ODPC9/article/view/189104.