Suraj B Thapa1, Ganesh Acharya2,3. 1. Division of Mental Health and Addiction, University of Oslo and Oslo University Hospital, Oslo, Norway. 2. Department of Clinical Science, Intervention and Technology (CLINTEC), Division of Obstetrics and Gynecology, Karolinska Institutet, Stockholm, Sweden. 3. Women's Health and Perinatology Research Group, Department of Clinical Medicine, UiT-The Arctic University of Norway, Tromsø, Norway.