About the Authors

Sari Räisänen

sari.raisanen@savonia.fi

Affiliation Department of Nursing, Savonia University of Applied Sciences, Iisalmi, Finland

Katri Vehviläinen-Julkunen

Affiliations Department of Nursing Science, University of Eastern Finland, Kuopio, Finland, Research Unit, Kuopio University Hospital, Kuopio, Finland

Mika Gissler

Affiliations Information Department, Welfare and Health Data Resources Unit, National Institute for Health and Welfare, Helsinki, Finland, Nordic School of Public Health, Gothenburg, Sweden

Seppo Heinonen

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SR KV-J MG SH. Analyzed the data: SR MG SH. Wrote the paper: SR KV-J MG SH.