Social mixing and risk exposures for SARS-CoV-2 infections in elderly persons. Swiss Medical Weekly, [S. l.], v. 150, n. 4950, p. w20416, 2020. DOI: 10.4414/smw.2020.20416. Disponível em: https://smw.ch/index.php/smw/article/view/2918. Acesso em: 19 oct. 2025.