1. Department of Obstetrics and Gynecology in Norrköping, and Department of Biomedical and Clinical Sciences, Linköping University, Linköping, Sweden
2. Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden
3. Behavioural Medicine, Department of Clinical Neuroscience, Karolinska Institute, Stockholm, Sweden
4. School of Behavioral, Social and Legal Sciences, Örebro University, Örebro, Sweden