RT Journal Article SR Electronic T1 A woman with a maple leaf in her abdomen JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1911 OP 1911 DO 10.1503/cmaj.1040474 VO 170 IS 13 A1 Olivia Bottenheim A1 Kenneth M. Flegel A1 Robert Hanson YR 2004 UL http://www.cmaj.ca/content/170/13/1911.abstract