AUTHOR=Rios Liliam , Pérez Lester J. TITLE=Commentary: Genetic evolution of classical swine fever virus under immune environments conditioned by genotype 1-based modified live virus vaccine JOURNAL=Frontiers in Veterinary Science VOLUME=Volume 5 - 2018 YEAR=2018 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2018.00055 DOI=10.3389/fvets.2018.00055 ISSN=2297-1769