Islam, Muhammad Sahidul, Jakir Ahmed Chowdhury, and Shirajum Monira Tania. “Study on the Development of Diltiazem HCl Loaded Colonic Drug Delivery Systems (CDDS) Using Various Polymers and Characterization of Their Release Profiles by <i>In Vitro</I> Dissolution Studies”. Dhaka University Journal of Pharmaceutical Sciences 9, no. 1 (April 13, 2011): 7–13. Accessed December 1, 2021.