Berg , Anna van der, and Ming Li. “ADVANCING RACTOPAMINE DETECTION METHODS: IMMUNOAFFINITY COLUMN CLEANUP IN ELISA FOR SWINE TISSUES”. Contemporary Journal of Advancement in Food Science and Technology (CJAFST) 10, no. 1 (February 20, 2024): 27–35. Accessed June 30, 2025. http://zapjournals.com/Journals/index.php/cjafst/article/view/1839.