PÉREZ, M.; RAMÍREZ, G.; PÉREZ, M.; RESTREPO, P. Validation of an analytical method for the determination of valsartan in human plasma by HPLC/UV with addition standard using losartan as an internal standard. Colombia Medica, [S. l.], v. 38, n. 1, p. 13–20, 2007. DOI: 10.25100/cm.v38i1.469. Disponível em: http://colombiamedica.univalle.edu.co/index.php/comedica/article/view/469. Acesso em: 18 nov. 2025.