Rareongjai, S., and O. Pongtassanaham. “Genetically Association of Duffy Blood Groups Antigens in HIV Infection and Severity”. Srinagarind Medical Journal, vol. 33, no. 4, June 2018, pp. 301-7, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/130009.