Population-based seroprevalence of SARS-CoV-2 is more than halfway through the herd immunity threshold in the State of Maranhao, Brazil. Preprint

Silva AAM da, Lima Neto LG, Azevedo C de MP e S de, Costa LMM da, Bragança MLBM, Barros Filho AKD, Wittlin BB, Souza BF de, Oliveira BLCA de, Carvalho CA de, Thomaz ÉBAF, Simões Neto EA, Leite Júnior JF, Cosme LMSS, Campos MAG, Queiroz RC de S, Costa SS, Carvalho VA de, Simóes VMF, Alves MTSS de B e, Santos AM dos. Population-based seroprevalence of SARS-CoV-2 is more than halfway through the herd immunity threshold in the State of Maranhao, Brazil. Preprint. medRxiv. 2020.