Koonauwatchaidet, Prasong, and Maitree Suttajit. “Partial Purification of Urinary Erythropoietin from Anemic Patients”. Srinagarind Medical Journal 10, no. 3 (November 20, 2013): 93–98. accessed September 17, 2026. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13782.