TY - JOUR T1 - Value of hospital standardized mortality ratio unclear, administrators say JF - Canadian Medical Association Journal JO - CMAJ SP - E23 LP - E24 DO - 10.1503/cmaj.109-3728 VL - 183 IS - 1 AU - Carolyn Brown Y1 - 2011/01/11 UR - http://www.cmaj.ca/content/183/1/E23.abstract ER -