Boonyapiwat, Boontarika, Yanika Rattasuwan, and Phannarak Khruaplao. “A Multi-Methodological Approach to Evaluating the Biological Activity of Erythropoietin Marketed in Thailand”. Rattanakosin Journal of Science and Technology 8, no. 1 (April 30, 2026): 113–123. accessed September 11, 2026. https://ph02.tci-thaijo.org/index.php/RJST/article/view/263503.