TY - JOUR T1 - Briefly JF - Canadian Medical Association Journal JO - CMAJ SP - E344 LP - E346 DO - 10.1503/cmaj.109-3234 VL - 182 IS - 8 A2 - , Y1 - 2010/05/18 UR - http://www.cmaj.ca/content/182/8/E344.abstract ER -