TY - JOUR T1 - Corrections JF - Canadian Medical Association Journal JO - CMAJ SP - 16 LP - 16-a DO - 10.1503/cmaj.1040948 VL - 171 IS - 1 A2 - , Y1 - 2004/07/06 UR - http://www.cmaj.ca/content/171/1/16.2.abstract ER -