1. Department of General Hospital Psychiatry, North Karelia Central Hospital, Joensuu, Finland
2. Department of Obstetrics and Gynaecology, North Karelia Central Hospital, Joensuu, Finland
3. Faculty of Medicine and Biotechnology, Tampere University, Tampere, Finland
4. Department of Psychiatry, Päijät-Häme Central Hospital, Lahti, Finland
5. Department of Obstetrics and Gynaecology, Turku University Hospital, Turku, Finland
6. Institute of Biomedicine, Research Center for Integrative Physiology and Pharmacology, University of Turku, Turku, Finland