Original articles
Increasing rate of anti-SARS-CoV-2 antibodies between the first and second waves of COVID-19 in São Paulo, Brazil: A cross-sectional blood donors-based study
Nayara Moya Rios do Valea,b,
, Flavia Roche Moreira Latinia, Carine Prisco Arnonia, Rafael Martins Parreiraa, Manoel João Batista Castelo Girãoa,b, Afonso José Pereira Corteza, Tatiana Carvalho de Souza Bonettib
Corresponding author
nayaramvale@hotmail.com
Corresponding author at: Colsan ‒ Associação Beneficente de Coleta de Sangue, São Paulo, SP, Brazil.
Corresponding author at: Colsan ‒ Associação Beneficente de Coleta de Sangue, São Paulo, SP, Brazil.
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