Chowdary, K.P.R., and S. Areefulla Hussainy. “Formulation and Evaluation of Floating Tablets of Diltiazem Employing Hydroxy Propyl Methyl Cellulose and Carbopol”. Asian Journal of Chemistry 23, no. 11 (September 7, 2011): 4915–4917. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/11010.