Wangroongsarb, P., Kortporm, W., Petkanjanapong, W., & Naigowit, P. (2001). Prevalence of Antibody to Chlamydophila pneumoniae in children. Archives of Allied Health Sciences, 13(3), 192–199. retrieved from https://he01.tci-thaijo.org/index.php/ams/article/view/65952