TY - JOUR T1 - <em>E. coli</em> — sporadic case or an outbreak? JF - Canadian Medical Association Journal JO - CMAJ SP - 1711 LP - 1711 DO - 10.1503/cmaj.060053 VL - 174 IS - 12 AU - Erica Weir AU - Karen Hay Y1 - 2006/06/06 UR - http://www.cmaj.ca/content/174/12/1711.abstract ER -