1. Department of Health Care Sciences, Mid Sweden University, Östersund, Sweden
2. Department of Global Public Health, Karolinska institutet, Stockholm, Sweden
3. Department of Women’s and Children’s Health, Uppsala University, Uppsala, Sweden
4. Department of Women’s and Children’s Health, Karolinska University Hospital, Karolinska institutet, Stockholm, Sweden
5. Department of Health Sciences, Lund University, Lund, Sweden