DEVELOPMENT AND VALIDATION OF HIGH PERFORMANCE THIN LAYER CHROMATOGRAPHIC METHOD FOR SIMULTANEOUS ESTIMATION OF CILNIDIPINE AND VALSARTAN ITS STANDARD MIXTURE USING BOXBEHNKEN DESIGN. NUJPS [Internet]. 2016 Dec. 31 [cited 2025 Apr. 2];3(1):1-19. Available from: https://journals.nirmauni.ac.in/index.php/pharmacy/article/view/471