PT - JOURNAL ARTICLE AU - Adam Timmis AU - Pascal Meier AU - Shah Ebrahim AU - Juan-Pablo Casas AU - Catherine Otto TI - <em>Heart</em> and the Cochrane Collaboration AID - 10.1136/heartjnl-2013-304475 DP - 2013 Oct 01 TA - Heart PG - 1379--1380 VI - 99 IP - 19 4099 - http://heart.bmj.com/content/99/19/1379.short 4100 - http://heart.bmj.com/content/99/19/1379.full SO - Heart2013 Oct 01; 99