RT Journal Article SR Electronic T1 Reducing the risk of allogeneic blood transfusion JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 332 OP 334 VO 166 IS 3 A1 Borghi, Battista A1 Oven, Hanna van YR 2002 UL http://www.cmaj.ca/content/166/3/332.abstract AB