TY - JOUR T1 - Child's play JF - Canadian Medical Association Journal JO - CMAJ SP - 1210 LP - 1210-b DO - 10.1503/cmaj.1040165 VL - 170 IS - 8 AU - David Barlow Y1 - 2004/04/13 UR - http://www.cmaj.ca/content/170/8/1210.3.abstract ER -