Rastogi, Vaibhav. ā€œMathematical Optimization and Investigation on Polymeric Blend of Chitosan and Hydroxy Propyl Methyl Cellulose K4M for Sustained Release of Metronidazoleā€. Asian Journal of Pharmaceutics (AJP) 10, no. 2 (June 29, 2016). Accessed August 12, 2022. https://www.asiapharmaceutics.info/index.php/ajp/article/view/638.