Development of Indomethacin Sustained Release Microcapsules Using Ethyl Cellulose and Hydroxy Propyl Methyl Cellulose Phthalate by O W Emulsification. Dhaka Univ. J. Pharm. Sci 2008, 7 (1), 83-88. https://doi.org/10.3329/dujps.v7i1.1223.