Sarkar Rao K, Gnana prakash K, Kumar B, Prasad K, madhavi C, and Gobinath M. “Formulation and Evaluation of Gastro-Retentive Drug Delivery System of Losar-Tan Potassium by Using Raft-Forming Approach ”. International Journal of Research in Pharmaceutical Sciences 6, no. 2 (April 20, 2015): 204-212. Accessed April 20, 2021. https://pharmascope.org/ijrps/article/view/1241.