TY - JOUR T1 - <strong><em>Escherichia coli</em></strong> O157:H7 JF - Canadian Medical Association Journal JO - CMAJ SP - 205 LP - 205 VL - 163 IS - 2 AU - Erica Weir Y1 - 2000/07/25 UR - http://www.cmaj.ca/content/163/2/205.abstract ER -