AUTHOR=Magouras Ioannis , Carmo Luís P. , Stärk Katharina D. C. , Schüpbach-Regula Gertraud TITLE=Antimicrobial Usage and -Resistance in Livestock: Where Should We Focus? JOURNAL=Frontiers in Veterinary Science VOLUME=4 YEAR=2017 URL=https://www.frontiersin.org/journals/veterinary-science/articles/10.3389/fvets.2017.00148 DOI=10.3389/fvets.2017.00148 ISSN=2297-1769