PT - JOURNAL ARTICLE ED - , TI - E. coli levels drop, but food contamination concerns linger DP - 2010 Jul 01 TA - The Nation's Health PG - 8--8 VI - 40 IP - 5 4099 - http://www.thenationshealth.org/content/40/5/8.2.short 4100 - http://www.thenationshealth.org/content/40/5/8.2.full SO - Nations Health2010 Jul 01; 40