RT Journal Article SR Electronic T1 Value of hospital standardized mortality ratio unclear, administrators say JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E23 OP E24 DO 10.1503/cmaj.109-3728 VO 183 IS 1 A1 Brown, Carolyn YR 2011 UL http://www.cmaj.ca/content/183/1/E23.abstract