Mucosal, humoral and cellular immune responses and protection against H5N1 HPAIV challenge induced by a NDV vector expressing an H5N1 hemagglutinin in mule ducks - Ferreira, Helena Lage; Van Borm, S; Pirlot, Jean François; Reynard, Frédéric; Van den Bergh, Thierry; Bublot, Michel; Lambrecht, Bénédicte (International Symposium on Avian Influenza, 2012)