Pakdee, N., K. Sukmaitree, G. Fucharoen, S. Fucharoen, K. Sanchaisuriya, and N. Sae-ung. “The association of Gγ XmnI polymorphism with hemoglobin F levels in homozygous hemoglobin E”. Archives of Allied Health Sciences, vol. 19, no. 1, Jan. 2010, https://he01.tci-thaijo.org/index.php/ams/article/view/66093.