Pumpaibool, T., N. S. Kanchanakhan, N. Siripoon, A. Seugorn, and P. Harnyuttanakorn. “Plasmodium falciparum: Eco RI site Polymorphism in the Genome of a Parasite Clone Grown In Vitro in Presence of Pyrimethamine”. Journal of Health Research, vol. 18, no. 1, May 2019, pp. 31-38, https://he01.tci-thaijo.org/index.php/jhealthres/article/view/187753.