Efficacy of the NS1-truncated live attenuated influenza virus vaccine for swine against infection with viruses of major North American and European H3N2 lineages, Elien, Vandoorn, Parys Anna, Sharon Chepkwony, Chiers Koen, and Van Reeth Kristien , Vaccine, Jan-04-2022, Volume 40, Issue 19, (2022)