Thunbo, M Ø, Vendelbo, J H, Witte, D R, Larsen, A & Pedersen, L H 2023, ' A rising tide of polypharmacy in pregnancy: The use of one or multiple prescription drugs in pregnancy in Denmark 1998-2018 ', European Perinatal and Pediatric Epidemiology Conference (EPEC) 2023, Stockholm, Sweden, 27/09/2023-28/09/2023 .