COVID-19 in pregnancy-characteristics and outcomes of pregnant women admitted to hospital because of SARS-CoV-2 infection in the Nordic countries
Engjom, Hilde; Aabakke, Anna J. M.; Klungsoyr, Kari; Svanvik, Teresia; Ayras, Outi; Jonasdottir, Eva; Thurn, Lars; Jones, Elin; Pettersson, Karin; Nyflot, Lill T.; Al-Zirqi, Iqbal; Vangen, Siri; Juliusson, Petur B.; Kallen, Karin; Gissler, Mika; Krebs, Lone (2021)