Goyal, N. and Kumar, A. (2018) “FORMULATION AND IN VITRO EVALUATION OF SALBUTAMOL SULPHATE AND THEOPHYLLINE EXTENDED-RELEASE TABLETS USING MODIFIED POLYMERS”, International Journal of Pharmacy and Pharmaceutical Sciences, 10(8), pp. 67–71. doi: 10.22159/ijpps.2018v10i8.27865.