Khamphikham, Pinyaphat, Manoo Punyamung, and Sakorn Pornprasert. “Changes in HbA2 Levels May Signify Hemoglobin Defects in Infants”. Siriraj Medical Journal 73, no. 5 (August 1, 2021): 354–356. accessed September 16, 2026. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/252275.