TY - JOUR T1 - The sound of silence in humanitarian work JF - Canadian Medical Association Journal JO - CMAJ SP - E83 LP - E83 DO - 10.1503/cmaj.121164 VL - 185 IS - 1 AU - Gretchen Roedde Y1 - 2013/01/08 UR - http://www.cmaj.ca/content/185/1/E83.abstract ER -