Janpol K, Manmee C, Krairitthichai U. (2017). Epidemiology of Influenza A (H1N1) 2009: Rajavithi Hospital.
Journal of The Department of Medical Services
,
42
(3), 96–105. retrieved from https://he02.tci-thaijo.org/index.php/JDMS/article/view/248875