RT Journal Article SR Electronic T1 The Canadian Childhood Cancer Control Program JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1704 OP 1709 VO 151 IS 12 A1 Gibbons, L. A1 Mao, Y. A1 Levy, I. G. A1 Miller, A. B. YR 1994 UL http://www.cmaj.ca/content/151/12/1704.abstract