RT Journal Article SR Electronic T1 Melena: a rare presentation of childhood Burkitt's lymphoma JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 247 OP 248 DO 10.1503/cmaj.050671 VO 173 IS 3 A1 Holland, Joanna A1 Cada, Michaela A1 Ling, Simon C. A1 Capra, Michael L. A1 Bernstein, Stacey YR 2005 UL http://www.cmaj.ca/content/173/3/247.abstract