AUTHOR=Campana Chiara , Akar Fadi G. TITLE=Commentary: Atrial Fibrillation Dynamics and Ionic Block Effects in Six Heterogeneous Human 3D Virtual Atria with Distinct Repolarization Dynamics JOURNAL=Frontiers in Bioengineering and Biotechnology VOLUME=5 YEAR=2017 URL=https://www.frontiersin.org/journals/bioengineering-and-biotechnology/articles/10.3389/fbioe.2017.00059 DOI=10.3389/fbioe.2017.00059 ISSN=2296-4185