1. Departments of Obstetrics and Gynaecology, Clinical Chemistry, Neuroscience and Neurology, and Clinical Genetics, Kuopio University and University Hospital, Kuopio, Finland
2. Departments of Obstetrics and Gynaecology, Clinical Chemistry, Neuroscience and Neurology, and Clinical Genetics, Kuopio University and University Hospital, Kuopio, Finland; Department of Obstetrics and Gynaecology, Kuopio University Hospital, 70211 Kuopio, Finland