[1]
Boonruang, P., Imruetaicharoenchok, A., Jirakittidul, P. and Wiriyasirivaj, B. 2013. Serum CA-125 in Normal First Trimester of Pregnancy and Ectopic Pregnancy. Thai Journal of Obstetrics and Gynaecology. 21, 4 (Dec. 2013), 150–155.