The Burden of OASIS Increases along with Socioeconomic Position – Register-Based Analysis of 980,733 Births in Finland

• Sari Räisänen ,

  * E-mail: shraisan@student.uef.fi

  Affiliation Department of Obstetrics and Gynaecology, Kuopio University Hospital, Kuopio, Finland

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• Rufus Cartwright,

  Affiliation Department of Epidemiology and Biostatistics, Imperial College London, London, United Kingdom

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• Mika Gissler,

  Affiliations Information Department, National Institute for Health and Welfare (THL), Helsinki, Finland, Nordic School of Public Health, Gothenburg, Sweden

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• Michael R. Kramer,

  Affiliation Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia, United States of America

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• Seppo Heinonen

  Affiliations Department of Obstetrics and Gynaecology, Kuopio University Hospital, Kuopio, Finland, Institute of Clinical Medicine, University of Eastern Finland, Kuopio, Finland

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