AUTHOR=Chauhan Vijay S. , Martínez Juan Pablo , Heyden Marcel A. G. van der TITLE=Commentary: Increased Beat-to-Beat Variability of T-Wave Heterogeneity Measured From Standard 12-Lead Electrocardiogram Is Associated With Sudden Cardiac Death: A Case-Control Study JOURNAL=Frontiers in Physiology VOLUME=11 YEAR=2020 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2020.598314 DOI=10.3389/fphys.2020.598314 ISSN=1664-042X