High prevalence of long-term olfactory disorders in healthcare workers after COVID-19: A case-control study

• Johannes Frasnelli ,

  Contributed equally to this work with: Johannes Frasnelli, Arnaud Tognetti

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

  Affiliations Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden, Department of Anatomy, Université du Québec à Trois-Rivières, Trois-Rivieres, QC, Canada

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• Arnaud Tognetti ,

  Contributed equally to this work with: Johannes Frasnelli, Arnaud Tognetti

  Roles Data curation, Formal analysis, Visualization, Writing – original draft, Writing – review & editing

  Affiliations Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden, CEE-M, CNRS, INRAE, Institut Agro, University of Montpellier, Montpellier, France

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• Anja L. Winter,

  Roles Data curation, Formal analysis, Investigation, Visualization, Writing – review & editing

  Affiliation Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden

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• Evelina Thunell,

  Roles Formal analysis, Project administration, Visualization, Writing – review & editing

  Affiliation Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden

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• Mats J. Olsson,

  Roles Data curation, Project administration, Resources, Writing – review & editing

  Affiliation Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden

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• Nina Greilert,

  Roles Data curation, Investigation, Project administration, Writing – review & editing

  Affiliation Department of Clinical Sciences, Karolinska Institutet, Danderyd Hospital, Stockholm, Sweden

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• Jonas K. Olofsson,

  Roles Conceptualization, Validation, Writing – review & editing

  Affiliation Department of Psychology, Stockholm University, Stockholm, Sweden

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• Sebastian Havervall,

  Roles Conceptualization, Methodology, Writing – original draft, Writing – review & editing

  Affiliation Department of Clinical Sciences, Karolinska Institutet, Danderyd Hospital, Stockholm, Sweden

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• Charlotte Thålin ,

  Roles Conceptualization, Data curation, Funding acquisition, Writing – original draft, Writing – review & editing

  ¶‡ CT and JNL are Joint Senior Authors

  Affiliation Department of Clinical Sciences, Karolinska Institutet, Danderyd Hospital, Stockholm, Sweden

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• Johan N. Lundström

  Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Supervision, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: Johan.Lundstrom@ki.se

  ¶‡ CT and JNL are Joint Senior Authors

  Affiliations Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden, Monell Chemical Senses Center, Philadelphia, PA, United States of America

  https://orcid.org/0000-0002-3529-8981

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