About the Authors
- Ingrid Sääv, Olof Stephansson, Kristina Gemzell-Danielsson
- Department of Women's and Children's Health, Division of Obstetrics and Gynaecology, Karolinska Institutet/Karolinska University Hospital, Stockholm, Sweden
- Olof Stephansson
- Department of Medicine, Solna, Clinical Epidemiology Unit, Karolinska Institutet/Karolinska University Hospital, Stockholm, Sweden
Kristina Gemzell-Danielsson has received honoraria for serving on medical advisory boards of Bayer Pharma AG. Thirty LNG-IUS devises were received from Bayer Pharma AG. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Conceived and designed the experiments: KGD IS. Performed the experiments: KGD IS. Analyzed the data: KGD IS OS. Contributed reagents/materials/analysis tools: KGd IS OS. Wrote the paper: KGD IS OS. Patient recruitment: KGD IS. IUC insertions: KGD IS.