P. SRI JYOTHI; A. SOWJANYA; AISHWARYA BHENDEKAR; EMMANNIAL KARETI. Method development and validation for simultaneous estimation of nirmatrelvir and ritonavir by using rp hplc. International Journal of Pharmacy and Analytical Research, [S. l.], v. 13, n. 2, p. 191–223, 2024. DOI: 10.61096/ijpar.v13.iss2.2024.191-223. Disponível em: https://ijpar.com/ijpar/article/view/763. Acesso em: 13 feb. 2026.