RT Journal Article SR Electronic T1 Preferences for end-of-life care for children with cancer JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1250 OP E1251 DO 10.1503/cmaj.111557 VO 183 IS 17 A1 Caprice Knapp A1 Kelly Komatz YR 2011 UL http://www.cmaj.ca/content/183/17/E1250.abstract