Differentiating severe and non-severe lower respiratory tract illness in patients hospitalized with influenza: Development of the Influenza Disease Evaluation and Assessment of Severity (IDEAS) scale

• Eric J. Chow,

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

  Affiliations Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America, Epidemic Intelligence Service, Center for Surveillance, Epidemiology and Laboratory Services, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

  https://orcid.org/0000-0003-3349-9330

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• Mark W. Tenforde,

  Roles Formal analysis, Validation, Writing – review & editing

  Affiliations Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America, Epidemic Intelligence Service, Center for Surveillance, Epidemiology and Laboratory Services, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

  https://orcid.org/0000-0002-8702-8393

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• Melissa A. Rolfes,

  Roles Methodology, Supervision, Writing – review & editing

  Affiliation Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

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• Benjamin Lee,

  Roles Formal analysis, Investigation, Writing – review & editing

  Affiliation Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

  https://orcid.org/0000-0002-2394-8561

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• Shreya Chodisetty,

  Roles Data curation, Investigation, Writing – review & editing

  Affiliation Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

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• Julio A. Ramirez,

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

  Affiliation Division of Infectious Diseases, Department of Medicine, University of Louisville School of Medicine, Louisville, Kentucky, United States of America

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• Alicia M. Fry,

  Roles Conceptualization, Supervision, Writing – review & editing

  Affiliation Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

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• Manish M. Patel

  Roles Conceptualization, Formal analysis, Methodology, Supervision, Writing – original draft

  * E-mail: mpatel@cdc.gov

  Affiliation Influenza Division, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

  https://orcid.org/0000-0001-8949-6548

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