Nadee, Rutairay, Phatchaya Chaiprasert, Wisut Kangwantrakul, Siriporn Proungvitaya, and Limthong Promdee. 2013. “Application for Phosphorus Determination Without Protein Precitation for Use in Laboratory Teaching”. Archives of Allied Health Sciences 25 (1). Khon Kaen, Thailand:105-7. https://he01.tci-thaijo.org/index.php/ams/article/view/66318.