PT - JOURNAL ARTICLE AU - Laura Eggertson TI - Federal listeriosis investigation has limited mandate AID - 10.1503/cmaj.090165 DP - 2009 Mar 03 TA - Canadian Medical Association Journal PG - 503--503 VI - 180 IP - 5 4099 - http://www.cmaj.ca/content/180/5/503.short 4100 - http://www.cmaj.ca/content/180/5/503.full SO - CMAJ2009 Mar 03; 180