Symptoms during pregnancy in primiparous women with congenital heart disease. - Bay, Annika; Berghammer, Malin; Burström, Åsa; Holstad, Ylva; Christersson, Christina; Dellborg, Mikael; Trzebiatowska-Krzynska, Aleksandra; Sörensson, Peder; Thilén, Ulf; Johansson, Bengt (Scandinavian Cardiovascular Journal, 2024)