Schweikert, Robert A Percutaneous pericardial instrumentation for endo-epicardial mapping of previously failed ablations. [electronic resource] - Circulation Sep 2003 - 1329-35 p. digital Publication Type: Clinical Trial; Journal Article ISSN: 1524-4539 Standard No.: 10.1161/01.CIR.0000087407.53326.31 doi Subjects--Topical Terms: AdolescentAdultAgedArrhythmias, Cardiac--diagnosisAtrial Fibrillation--surgeryBody Surface Potential Mapping--instrumentationCatheter AblationEndocardiumFemaleFollow-Up StudiesHumansMaleMiddle AgedPericardiumTachycardia, Sinus--surgeryTachycardia, Ventricular--surgeryTreatment FailureTreatment Outcome