TY - JOUR T1 - Periodic health examination, 1993 update: 1. Primary prevention of child maltreatment. The Canadian Task Force on the Periodic Health Examination JF - Canadian Medical Association Journal JO - CMAJ SP - 151 LP - 163 VL - 148 IS - 2 AU - H. L. MacMillan AU - J. H. MacMillan AU - D. R. Offord Y1 - 1993/01/15 UR - http://www.cmaj.ca/content/148/2/151.abstract ER -