Enfermedad meningocócica. Temporadas 2018-2019, 2019-2020. Boletín Epidemiológico Semanal, Madrid, v. 29, n. 4, p. 35–47, 2022. Disponível em: https://revista.isciii.es/index.php/bes/article/view/1179. Acesso em: 14 jun. 2026.