AUTHOR=Phillippi Julie A. , Aikawa Elena , Hutcheson Josh TITLE=Editorial: Exploring the Frontiers of Regenerative Cardiovascular Medicine JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=6 YEAR=2019 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2019.00013 DOI=10.3389/fcvm.2019.00013 ISSN=2297-055X