B.H. Al-Khedairy, Eman, Alaa A. Abdulrasso, and Jenan M. AL-Mosawi. 2011. “Preparation of Modified Release Diltiazem HCl Capsule by Complexation With Ion Exchange Resin”. Iraqi Journal of Pharmacy 11 (2):17-26. https://doi.org/10.33899/iphr.2011.49655.