Chowdary, K., & Vijaya Deepthi, K. (2010). A Comparative Evaluation of Cross Linked Starch Urea-A New Polymer and Other Known Polymers for Controlled Release of Glipizide. Asian Journal of Chemistry, 22(7), 5113–5118. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/11721