TY - JOUR T1 - US grapples with solutions to preventable medical errors JF - Canadian Medical Association Journal JO - CMAJ SP - E4 LP - E5 DO - 10.1503/cmaj.090129 VL - 180 IS - 7 AU - Janet Brooks Y1 - 2009/03/31 UR - http://www.cmaj.ca/content/180/7/E4.abstract ER -