What Will Guidance 213 Mean To Producers For Antibiotic Use - Dr. Liz Wagstrom, Chief Veterinarian, National Pork Producers Council, from the 2015 Allen D. Leman Swine Conference, September 19-22, 2015, St. Paul, Minnesota, USA. More presentations at http://www.swinecast.com/2015-leman-swine-conference-material