TY - JOUR T1 - Query JF - Canadian Medical Association Journal JO - CMAJ SP - 128 LP - 128 DO - 10.1503/cmaj.051127 VL - 174 IS - 1 A2 - , Y1 - 2006/01/03 UR - http://www.cmaj.ca/content/174/1/128.abstract ER -