PT - JOURNAL ARTICLE AU - Collier, Roger TI - Sleepless in the surgical ward AID - 10.1503/cmaj.090772 DP - 2009 May 26 TA - Canadian Medical Association Journal PG - 1095--1096 VI - 180 IP - 11 4099 - http://www.cmaj.ca/content/180/11/1095.short 4100 - http://www.cmaj.ca/content/180/11/1095.full SO - CMAJ2009 May 26; 180