Sebaiy, Mahmoud M. “Analytical Review: Methods of Determination for Ledipasvir and Velpatasvir in Pharmaceutical and Biological Samples”. B R Nahata Smriti Sansthan International Journal of Phramaceutical Sciences & Clinical Research 1, no. 2 (August 12, 2021). Accessed February 9, 2026. https://ijpscr.info/index.php/ijpscr/article/view/29.