APPLICATION OF QBD LIFE CYCLE APPROACH FOR STABILITY INDICATING HPLC METHOD DEVELOPMENT AND VALIDATION FOR THE ESTIMATION OF IMPURITIES IN TENOFOVIR DISOPROXIL FUMARATE AND EMTRICITABINE COMBINATION TABLETS . Int. Res. J. Pharm. [Internet]. 2019 Apr. 4 [cited 2026 May 19];10(4):196-208. Available from: https://irjponline.org/index.php/irjp/article/view/352