MURPHY, G.; GARRY, C.; VAN BAARSEL, S.; COLEMAN, T.; SHOVLIN, B.; FOGARTY, C.; WILLIAMS, C.; LANG, P.; CASEY, C.; LEONARD, L.; OVRYAKH, N.; MURPHY, P.; BREEN, P.; LINNANE, S. COVID-19 seroprevalence in primary and secondary healthcare workers (HCWs). International Journal of Infection Control, v. 17, n. 1, 21 Dec. 2021.