Dan, Shubhasis, Jitender K. Malik, Navjot Singh, Dileep Bharati, and A. Bose. “Development and Optimization of Fixed Dose Antihypertensive Combination Drugs Using Double Layer Sustained Release Microsphere Technology”. Asian Journal of Chemistry 23, no. 9 (June 8, 2011): 3883–3886. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/10751.