STABILITY INDICATING HPTLC METHOD FOR SOFOSBUVIR AND VELPATASVIR IN COMBINATION. International Journal of Pharmaceutical Sciences and Drug Research, [S. l.], v. 12, n. 2, p. 129–135, 2020. DOI: 10.25004/IJPSDR.2020.120206. Disponível em: https://ijpsdronline.com/index.php/journal/article/view/1032.. Acesso em: 23 sep. 2025.