TY - JOUR T1 - Query JF - Canadian Medical Association Journal JO - CMAJ SP - 836 LP - 836 DO - 10.1503/cmaj.051242 VL - 175 IS - 7 A2 - , Y1 - 2006/09/26 UR - http://www.cmaj.ca/content/175/7/836.abstract ER -