Evolution of antibody titers after two doses of mRNA Pfizer-BioNTech vaccine and effect of the third dose in nursing home residents

• Iciar Rodríguez-Avial,

  Roles Data curation, Investigation, Supervision, Validation, Writing – original draft

  Affiliations Department of Clinical Microbiology, IML and IdISSC, Hospital Clínico San Carlos, Madrid, Spain, Department of Medicine, Facultad de Medicina, Universidad Complutense, Madrid, Spain

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• Cristina García-Salguero,

  Roles Data curation, Investigation, Methodology, Writing – review & editing

  Affiliation Department of Clinical Microbiology, IML and IdISSC, Hospital Clínico San Carlos, Madrid, Spain

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• Laura Bermejo,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Department of Geriatrics, Hospital Clínico San Carlos, Madrid, Spain

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• Juan Teja,

  Roles Data curation, Investigation, Methodology, Supervision, Writing – review & editing

  Affiliation R.PP.MM. Gran Residencia, Servicio Regional de Bienestar Social, Consejería de Familia y Asuntos Sociales, Madrid, Spain

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• Elisa Pérez-Cecilia,

  Roles Data curation, Investigation, Writing – review & editing

  Affiliation Department of Clinical Microbiology, IML and IdISSC, Hospital Clínico San Carlos, Madrid, Spain

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• Alberto Delgado-Iribarren,

  Roles Conceptualization, Formal analysis, Validation, Writing – review & editing

  Affiliations Department of Clinical Microbiology, IML and IdISSC, Hospital Clínico San Carlos, Madrid, Spain, Department of Medicine, Facultad de Medicina, Universidad Complutense, Madrid, Spain

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• Marta Vigara,

  Roles Data curation, Investigation, Methodology, Writing – review & editing

  Affiliation Department of Geriatrics, Hospital Clínico San Carlos, Madrid, Spain

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• Pedro Gil,

  Roles Conceptualization, Formal analysis, Supervision, Writing – review & editing

  Affiliation Department of Geriatrics, Hospital Clínico San Carlos, Madrid, Spain

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• Esther Culebras

  Roles Conceptualization, Formal analysis, Funding acquisition, Validation, Writing – original draft, Writing – review & editing

  * E-mail: esther.culebras@salud.madrid.org

  Affiliations Department of Clinical Microbiology, IML and IdISSC, Hospital Clínico San Carlos, Madrid, Spain, Department of Medicine, Facultad de Medicina, Universidad Complutense, Madrid, Spain

  https://orcid.org/0000-0001-7395-2684

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