TY - JOUR T1 - Query JF - Canadian Medical Association Journal JO - CMAJ SP - 1646 LP - 1646 DO - 10.1503/cmaj.051563 VL - 175 IS - 12 A2 - , Y1 - 2006/12/05 UR - http://www.cmaj.ca/content/175/12/1646.abstract ER -