TY - JOUR T1 - Clinical shorts JF - Canadian Medical Association Journal JO - CMAJ SP - 561 LP - 561 DO - 10.1503/cmaj.120327 VL - 184 IS - 5 AU - Diane Kelsall Y1 - 2012/03/20 UR - http://www.cmaj.ca/content/184/5/561.abstract ER -