Does Use of Low-Molecular-Weight Heparin during Pregnancy Influence the Risk of Prolonged Labor: A Population-Based Cohort Study

• Anna Sandström ,

  * E-mail: anna.sandstrom@karolinska.se

  Affiliations Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska University Hospital, and Institutet, Stockholm, Sweden, Department of Women’s and Children’s Health, Division of Obstetrics and Gynecology, Karolinska University Hospital, and Institutet, Stockholm, Sweden

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• Sven Cnattingius,

  Affiliation Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska University Hospital, and Institutet, Stockholm, Sweden

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• Anna-Karin Wikström,

  Affiliations Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska University Hospital, and Institutet, Stockholm, Sweden, Department of Women’s and Children’s Health, Uppsala University, Uppsala, Sweden

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• Olof Stephansson ,

  Contributed equally to this work with: Olof Stephansson, Anastasia N. Iliadou

  Affiliations Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska University Hospital, and Institutet, Stockholm, Sweden, Department of Women’s and Children’s Health, Division of Obstetrics and Gynecology, Karolinska University Hospital, and Institutet, Stockholm, Sweden

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• Anastasia N. Iliadou

  Contributed equally to this work with: Olof Stephansson, Anastasia N. Iliadou

  Affiliation Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden

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