PT - JOURNAL ARTICLE AU - Luciano A Sposato AU - Gustavo Saposnik TI - Stroke rates vary substantially across cohorts of patients with atrial fibrillation AID - 10.1136/ebmed-2017-110711 DP - 2017 Apr 12 TA - Evidence Based Medicine PG - ebmed-2017-110711 4099 - http://ebm.bmj.com/content/early/2017/04/12/ebmed-2017-110711.short 4100 - http://ebm.bmj.com/content/early/2017/04/12/ebmed-2017-110711.full