Tang, J.-L., Huang, Z.- jian, Huang, X.- jun, & Lin, Z.- jun. (1997). Chlamydia Trachomatis Infection in women with Ectopic Pregnancy. Thai Journal of Obstetrics and Gynaecology, 9(2), 99–102. retrieved from https://he02.tci-thaijo.org/index.php/tjog/article/view/257265