PT - JOURNAL ARTICLE AU - Armstrong, Paul W. TI - Requiem for the sounds of silence AID - 10.1503/cmaj.071780 DP - 2008 Apr 08 TA - Canadian Medical Association Journal PG - 1104--1104 VI - 178 IP - 8 4099 - http://www.cmaj.ca/content/178/8/1104.short 4100 - http://www.cmaj.ca/content/178/8/1104.full SO - CMAJ2008 Apr 08; 178