TY - JOUR T1 - Clinical shorts JF - Canadian Medical Association Journal JO - CMAJ SP - 2137 LP - 2137 DO - 10.1503/cmaj.111921 VL - 183 IS - 18 AU - Diane Kelsall Y1 - 2011/12/13 UR - http://www.cmaj.ca/content/183/18/2137.abstract ER -