Importance of the environment for gestational duration variability and correlation between relatives – results from the Medical Swedish Birth Registry, 1973-2012

• Dominika Modzelewska ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Software, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: dominika.modzelewska@gu.se

  Affiliation Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

  http://orcid.org/0000-0001-7715-1075

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• Pol Sole-Navais,

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

  Affiliation Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

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• Ge Zhang,

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

  Affiliations Division of Human Genetics, Department of Pediatrics, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, OH, United States of America, Center for Prevention of Preterm Birth, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH, United States of America

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• Louis J. Muglia,

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

  Affiliations Division of Human Genetics, Department of Pediatrics, Cincinnati Children’s Hospital Medical Center, University of Cincinnati College of Medicine, Cincinnati, OH, United States of America, Center for Prevention of Preterm Birth, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH, United States of America, Office of the President, Burroughs Wellcome Fund, Research Triangle Park, NC, United States of America

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• Staffan Nilsson,

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

  Affiliation Department of Mathematical Sciences, Chalmers University of Technology, Gothenburg, Sweden

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• Bo Jacobsson

  Roles Conceptualization, Data curation, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

  Affiliations Department of Obstetrics and Gynecology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden, Department of Obstetrics and Gynecology, Sahlgrenska University Hospital, Region Västra Götaland, Gothenburg, Sweden, Division of Health Data and Digitalization, Department of Genetics and Bioinformatics, Norwegian Institute of Public Health, Oslo, Norway

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