KUDIPUDI V, KAKARPARTHY R, SARELLA PNK, KOLAPALLI VRM, . Development of Polyelectrolyte Complex Beads Containing Vancomycin Hydrochloride for Colon-targeted Drug Delivery. J.Res.Pharm. 2023; 27(4): 1658-1672. http://dx.doi.org/10.29228/jrp.450