By vgreene, 30 January, 2015 Last Update Tue, 02/07/2017 - 12:00 Abstract Link Free full-text PDF Is this pdf 0 PDF Link PubMed® abstract Publication Year Wed, 01/01/2014 - 12:00 Source ACEP Evidence Grade A:Generally accepted principles for pt care derived from ≥1 RCTs or multiple, retrospective observational studies B:Recommendations for pt care supported by ≥1 retrospective, observational studies or consensus of case series/reports C:Recommendations for pt care derived from case series/reports or expert consensus Abbreviation AED LOC PE sz