Long-term levels of protection of different types of immunity against the Omicron variant: a rapid literature review. Swiss Medical Weekly, [S. l.], v. 154, n. 5, p. 3732, 2024. DOI: 10.57187/s.3732. Disponível em: https://smw.ch/index.php/smw/article/view/3732. Acesso em: 15 oct. 2025.