Prevalence of SARS-CoV-2 Antibodies after First 6 Months of COVID-19 Pandemic, Portugal

Canto E Castro L, Pereira AHG, Ribeiro R, Alves C, Veloso L, Vicente V, Alves D, Domingues I, Silva C, Gomes A, Serrano M, Afonso Â, Veldhoen M, de Sousa MJR, de Sousa JGR, de Sousa G, Mota MM, Silva-Santos B, Ribeiro RM. Prevalence of SARS-CoV-2 Antibodies after First 6 Months of COVID-19 Pandemic, Portugal. Emerg Infect Dis. 2021; 27(11).