BRUGGMANN, P.; SENN, O.; FREI, A.; PUHAN, M. A.; FEHR, J.; FALCATO, L. High SARS-CoV-2 seroprevalence but no severe course of COVID-19 disease among people on opioid agonist treatment in Zurich: a cross-sectional study. Swiss Medical Weekly, [S. l.], v. 152, n. 0102, p. w30122, 2022. DOI: 10.4414/SMW.2022.w30122. Disponível em: https://smw.ch/index.php/smw/article/view/3141. Acesso em: 24 feb. 2024.