Information will be obtained from the Drugs and Pregnancy Project database (DPP - FIN) and the Medical Birth Register (MBR - SWE, NOR). The Finnish DPP and Norwegian MBR include information on all stillbirths of foetuses with a birth weight of at least 500 g or with a gestational age of at least 22+0 Gestational Week (GW). The Swedish MBR includes data on stillbirths after 28 GW