Dinh, Trang, Hao Nguyen, Hieu Le, and Ha Ho. 2015. “Preparation of Insulin Loaded Chitosan- TPP Nanoparticles by Ionic Gelation Method”. Science and Technology Development Journal 18 (3), 125-34. https://doi.org/https://doi.org/10.32508/stdj.v18i3.828.