Ahmed Khan M, Chaturvedi S. Swelling and Drug Release Studies from Hydrophilic Matrices Containing Combination of Different Grades of Hydroxyl Propyl Methylcellulose. ajc [Internet]. 2011 May 6 [cited 2024 Jul. 23];23(8):3566-8. Available from: https://asianpubs.org/index.php/ajchem/article/view/10693