1 Centre for Perinatal Mental Health, Department of Psychiatry, Ghent University Hospital, Ghent, Belgium.
2 Mother-baby Unit, Karus-Campus Ghent, Ghent, Belgium.
3 Department of Obstetrics and Gynaecology, Ghent University Hospital, Ghent, Belgium.
4 Centre for Perinatal Mental Health, Department of Psychiatry, Ghent University Hospital, Ghent, Belgium. Electronic address: gilbert.lemmens@ugent.be.