AUTHOR=Martínez-Sellés Manuel , Xu Dachun , Zhang Jian , Ong Sang-Bing TITLE=Editorial: HFpEF and HFmrEF: Different Sides of the Same Coin? JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=9 YEAR=2022 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2022.916534 DOI=10.3389/fcvm.2022.916534 ISSN=2297-055X