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Advanced filters: Author: Marina Mantesso Clear advanced filters

  • Three separate rounds of serological surveys in the state of Rio Grande do Sul in Brazil from mid-April to mid-May 2020 show an increase in antibodies specific for SARS-CoV-2 over time.

    • Mariângela F. Silveira
    • Aluísio J. D. Barros
    • Cesar G. Victora
    Research
    Nature Medicine
    Volume: 26, P: 1196-1199