TY - JOUR T1 - Not safer and not cheaper? JF - Canadian Medical Association Journal JO - CMAJ SP - 1243 LP - 1246 DO - 10.1503/cmaj.1060106 VL - 175 IS - 10 AU - Michael Klein Y1 - 2006/11/07 UR - http://www.cmaj.ca/content/175/10/1243.2.abstract ER -