Analysis of multi-level spatial data reveals strong synchrony in seasonal influenza epidemics across Norway, Sweden, and Denmark

• Sinead E. Morris ,

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

  * E-mail: semorris@princeton.edu

  Affiliation Department of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ, United States of America

  http://orcid.org/0000-0001-8626-1698

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• Birgitte Freiesleben de Blasio,

  Roles Conceptualization, Investigation, Writing – review & editing

  Affiliations Department of Biostatistics, Oslo Centre for Biostatistics and Epidemiology, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway, Department of Infectious Disease Epidemiology and Modelling, Norwegian Institute of Public Health, Oslo, Norway

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• Cécile Viboud,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliation Fogarty International Center, National Institutes of Health, Bethesda, MD, United States of America

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• Amy Wesolowski,

  Roles Supervision, Writing – review & editing

  Affiliation Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, United States of America

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• Ottar N. Bjørnstad,

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

  Affiliations Department of Biology, Pennsylvania State University, University Park, PA, United States of America, Center for Infectious Disease Dynamics, Pennsylvania State University, University Park, PA, United States of America

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• Bryan T. Grenfell

  Roles Conceptualization, Supervision, Writing – review & editing

  Affiliations Department of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ, United States of America, Fogarty International Center, National Institutes of Health, Bethesda, MD, United States of America

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