TY - JOUR T1 - Query JF - Canadian Medical Association Journal JO - CMAJ SP - 1048 LP - 1048 DO - 10.1503/cmaj.061653 VL - 176 IS - 7 A2 - , Y1 - 2007/03/27 UR - http://www.cmaj.ca/content/176/7/1048.abstract ER -