A SELECTIVE AND SENSITIVE METHOD DEVELOPMENT AND VALIDATION BY LC-MS/MS APPROACH FOR TRACE LEVEL QUANTIFICATION OF POTENTIAL GENOTOXIC IMPURITY OF BOC EPOXIDE IN ATAZANAVIR SULPHATE DRUG SUBSTANCE Journal title: International Journal of Pharmacy and Pharmaceutical Sciences Authors: Nelaturi Subbaiah, Gopireddy Venkata Subba Reddy Subject(s):