GHERSETTI, M.; ODÉN, T. A. Top marks: How the media got Swedes to vaccinate against swine flu. Observatorio (OBS*), [S. l.], v. 5, n. 2, 2011. DOI: 10.15847/obsOBS522011465. Disponível em: https://obs.obercom.pt/index.php/obs/article/view/465. Acesso em: 5 dec. 2022.