Sangkomkamhang, U., M. Laopaiboon, and P. Lumbiganon. “Maternal and Neonatal Outcomes in Pre-eclampsia and Normotensive Pregnancies”. Thai Journal of Obstetrics and Gynaecology, vol. 18, no. 3, May 2012, pp. 106-13, https://he02.tci-thaijo.org/index.php/tjog/article/view/1354.