PT - JOURNAL ARTICLE AU - David Helwig TI - <em>E. coli</em> outbreak linked to fall fair DP - 2000 Jan 25 TA - Canadian Medical Association Journal PG - 245--245-a VI - 162 IP - 2 4099 - http://www.cmaj.ca/content/162/2/245.2.short 4100 - http://www.cmaj.ca/content/162/2/245.2.full SO - CMAJ2000 Jan 25; 162