First-trimester smoking cessation in pregnancy did not increase the risk of preeclampsia/eclampsia: A Murmansk County Birth Registry study

• Olga A. Kharkova ,

  * E-mail: okh000@post.uit.no

  Affiliations Department of Community Medicine, Faculty of Health Sciences, UiT The Arctic University of Norway, Tromsø, Norway, International School of Public Health, Northern State Medical University, Arkhangelsk, Russia

  http://orcid.org/0000-0002-3130-2920

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• Andrej M. Grjibovski,

  Affiliations International School of Public Health, Northern State Medical University, Arkhangelsk, Russia, Department of International Public Health, Norwegian Institute of Public Health, Oslo, Norway, Department of Preventive Medicine, International Kazakh-Turkish University, Turkestan, Kazakhstan

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• Alexandra Krettek,

  Affiliations Department of Community Medicine, Faculty of Health Sciences, UiT The Arctic University of Norway, Tromsø, Norway, Department of Biomedicine and Public Health, School of Health and Education, University of Skövde, Skövde, Sweden, Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden

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• Evert Nieboer,

  Affiliation Department of Biochemistry and Biomedical Sciences, Hamilton, ON, Canada

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• Jon Ø. Odland

  Affiliations Department of Community Medicine, Faculty of Health Sciences, UiT The Arctic University of Norway, Tromsø, Norway, School of Health Systems and Public Health, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa

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