Long-term course of neutralising antibodies against SARS-CoV-2 in vaccinated and unvaccinated staff and residents in a Swiss nursing home: a cohort study 2021–2022. Swiss Medical Weekly, [S. l.], v. 153, n. 12, p. 3502, 2023. DOI: 10.57187/s.3502. Disponível em: https://smw.ch/index.php/smw/article/view/3502. Acesso em: 1 dec. 2025.