PT - JOURNAL ARTICLE AU - Sana M Al-Khatib TI - Primary prevention implantable cardioverter defibrillators are effective in preventing overall mortality in older patients AID - 10.1136/ebmed-2015-110281 DP - 2015 Dec 01 TA - Evidence Based Medicine PG - 217--217 VI - 20 IP - 6 4099 - http://ebm.bmj.com/content/20/6/217.short 4100 - http://ebm.bmj.com/content/20/6/217.full SO - Evid Based Med2015 Dec 01; 20