Liang, Jackson J Radiofrequency-Assisted Transseptal Access for Atrial Fibrillation Ablation Via a Superior Approach. [electronic resource] - JACC. Clinical electrophysiology 03 2020 - 272-281 p. digital Publication Type: Journal Article ISSN: 2405-5018 Standard No.: 10.1016/j.jacep.2019.10.019 doi Subjects--Topical Terms: AdultAgedAtrial Fibrillation--diagnostic imagingAtrial Septum--diagnostic imagingCatheter Ablation--adverse effectsEchocardiographyFemaleHumansMaleMiddle AgedRetrospective StudiesVena Cava, Inferior--abnormalities