PT - JOURNAL ARTICLE AU - Simon J. Walter AU - David M. Studdert TI - The authors respond AID - 10.1503/cmaj.112-2053 DP - 2012 Oct 02 TA - Canadian Medical Association Journal PG - 1604--1604 VI - 184 IP - 14 4099 - http://www.cmaj.ca/content/184/14/1604.2.short 4100 - http://www.cmaj.ca/content/184/14/1604.2.full SO - CMAJ2012 Oct 02; 184