Did the COVID-19 pandemic delay treatment for localized breast cancer patients? A multicenter study

• Ke Zhou ,

  Contributed equally to this work with: Ke Zhou, Martine M. Bellanger

  Roles Conceptualization, Formal analysis, Methodology, Software, Visualization, Writing – original draft

  * E-mail: ke.zhou@ico.unicancer.fr

  Affiliation Department of Human and Social Sciences, Institut de Cancérologie de l’Ouest (ICO), Saint-Herblain, France

  https://orcid.org/0000-0003-1221-0008

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• Marie Robert,

  Roles Investigation, Resources, Validation, Writing – review & editing

  Affiliation Department of Medical Oncology, Institut de Cancérologie de l’Ouest, Saint-Herblain, France

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• Valérie Seegers,

  Roles Methodology, Validation, Writing – review & editing

  Affiliation Department of Biostatistics, Institut de Cancérologie de l’Ouest, St-Herblain, France

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• Audrey Blanc-Lapierre,

  Roles Methodology, Validation, Writing – review & editing

  Affiliation Department of Biostatistics, Institut de Cancérologie de l’Ouest, St-Herblain, France

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• Stéphane Savouroux,

  Roles Data curation, Software, Validation, Writing – review & editing

  Affiliation Department of Health Promotion and Prevention, Institut de Cancérologie de l’Ouest (ICO), Saint-Herblain, France

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• Frédéric Bigot,

  Roles Investigation, Validation, Writing – review & editing

  Affiliation Department of Medical Oncology, Institut de Cancérologie de l’Ouest, Angers, France

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• Jean-Sébastien Frenel,

  Roles Investigation, Resources, Validation, Writing – review & editing

  Affiliation Department of Medical Oncology, Institut de Cancérologie de l’Ouest, Saint-Herblain, France

  https://orcid.org/0000-0002-5273-0561

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• Mario Campone,

  Roles Investigation, Project administration, Resources, Supervision, Validation

  Affiliation Department of Medical Oncology, Institut de Cancérologie de l’Ouest, Saint-Herblain, France

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• Thierry Conroy,

  Roles Investigation, Resources, Supervision, Validation

  Affiliation Department of Medical Oncology, Institut de Cancérologie de Lorraine, Vandoeuvre-lès-Nancy, France

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• Frédérique Penault-Llorca,

  Roles Investigation, Resources, Supervision, Validation

  Affiliation Department of Biopathology and INSERM U1240, Centre Jean Perrin, Clermont-Ferrand, France

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• Jean-Luc Raoul,

  Roles Conceptualization, Methodology, Project administration, Supervision, Validation, Writing – review & editing

  Affiliation Department of Medical Oncology, Institut de Cancérologie de l’Ouest, Saint-Herblain, France

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• Martine M. Bellanger

  Contributed equally to this work with: Ke Zhou, Martine M. Bellanger

  Roles Conceptualization, Formal analysis, Methodology, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing

  Affiliations Department of Human and Social Sciences, Institut de Cancérologie de l’Ouest (ICO), Saint-Herblain, France, Department of Health Promotion and Prevention, Institut de Cancérologie de l’Ouest (ICO), Saint-Herblain, France

  https://orcid.org/0000-0002-1892-8961

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