Razzak, M. S. M. I., Khan, F., Khan, M. Z. R., Fatema, K., Islam, M. S., & Reza, M. S. (2008). Effect of Channeling Agents on the Release Profile of Theophylline from METHOCEL K4M Based Matrix tablets. Dhaka University Journal of Pharmaceutical Sciences, 7(1), 27–32. https://doi.org/10.3329/dujps.v7i1.1214