TY - JOUR T1 - Briefly JF - Canadian Medical Association Journal JO - CMAJ SP - E287 LP - E288 DO - 10.1503/cmaj.109-3220 VL - 182 IS - 7 A2 - , Y1 - 2010/04/20 UR - http://www.cmaj.ca/content/182/7/E287.abstract ER -