1. Department of Women’s and Children’s Health, Uppsala University, Uppsala, Sweden
2. Department of food, nutrition and dietetics, Uppsala University, Uppsala, Sweden
3. Competence Centre on Health Technologies, Tiigi 61b, Tartu, Estonia
4. Institute of Clinical Medicine, Department of Obstetrics and Gynecology, University of Tartu, Tartu, Estonia
5. Institute of Bio- and Translational Medicine, University of Tartu, Tartu, Estonia
6. Department of Obstetrics and Gynecology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
7. Department of Clinical Science, Intervention and Technology, Karolinska Institutet, Huddinge, Sweden