PT - JOURNAL ARTICLE AU - Paul Christopher Webster TI - Canada behind in regulating farmyard antibiotics AID - 10.1503/cmaj.109-4698 DP - 2014 Feb 18 TA - Canadian Medical Association Journal PG - 173--173 VI - 186 IP - 3 4099 - http://www.cmaj.ca/content/186/3/173.short 4100 - http://www.cmaj.ca/content/186/3/173.full SO - CMAJ2014 Feb 18; 186