PRRSV-Vaccinated, Seronegative Sows and Maternally Derived Antibodies (I): Impact on PRRSV-1 Challenge Outcomes in Piglets., Fiers, Jorian, Maes Dominiek, Cay Ann-Brigitte, Mostin Laurent, Parys Anna, and Tignon Marylène , Vaccines (Basel), 2023 Nov 23, Volume 11, Issue 12, (2023)