Shariful Haque, Md. Mizanur Rahman Moghal, A.H.M. Masbahur Rahman and Abu Shara Shamsur Rouf 2015. Comparative study of release profile of sustain release carvedilol matrix tablets using Methocel K100LV CR, Methocel K100M CR and xanthum gum polymer. World Journal of Pharmaceutical Sciences. 3, 9 (Sep. 2015), 1801–1811.