Kim Phuong, Luong, Do Thi Huyen, and Le Thi Thu Hong. “Purification and Determination of Biological Activity of a Recombinant Enterokinase”. Vietnam Journal of Biotechnology 19, no. 4 (December 30, 2021): 651–658. Accessed November 24, 2024. https://vjs.ac.vn/index.php/vjbt/article/view/15850.