Sirirungreung, Anupong, Nirandorn Yimchoho, Kannika Monpungteim, Withanya Pinthadis, and Chuleeporn Jirapongsa. “The 2009 Pandemic Influenza A Virus in an Outbreak during 2014 in Samut Prakan Province, Thailand”. Outbreak, Surveillance, Investigation & Response (OSIR) Journal 8, no. 3 (September 30, 2015): 1–7. accessed October 4, 2026. https://he02.tci-thaijo.org/index.php/OSIR/article/view/263232.