Toll-like Receptor 9 Agonists in HPV Vaccine Gardasil9 . International Journal of Vaccine Theory, Practice, and Research , [S. l.], v. 1, n. 2, p. 295–317, 2021. DOI: 10.56098/ijvtpr.v1i2.13. Disponível em: https://ijvtpr.com/index.php/IJVTPR/article/view/13.. Acesso em: 3 oct. 2025.