Siripipat, B., B. Lauhachinda, and P. Kulapongs. “FREE ERYTHROCYTE PORPHYRINS (FEP) IN NORMAL ADULTS AND THALASSEMIC CHILEREN”. Journal of Associated Medical Sciences, vol. 11, no. 3, June 2016, p. 95, https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60893.