Raghava Raju, T.; Jagan mohan, T.; Bhavani prasad, S.; Suresh Kumar, P.; Someswara Rao, N.; Mrutyunjaya Rao, I. DEVELOPMENT, VALIDATION AND RESOLVING MASS BALANCE ISSUE BY USING ALTERNATIVE OXIDIZING REAGENTS FOR THE DETERMINATION OF METFORMIN HYDROCHLORIDE IMPURITIES IN API AND PHARMACEUTICAL DOSAGE FORMS. Asian J Pharm Clin Res 2013, 6, 107-115.