AUTHOR=Zhang Qingfeng , Wang Sijia , Zhang Hongmei , Wang Kai , Li Wenhua , Ding Geqi , Ye Luwei , Li Chunmei , Deng Yan , Wang Yi , Yin Lixue TITLE=Evaluation of left atrial function and the relationship between left atrial stiffness index and exercise capacity in hypertension-related heart failure with preserved ejection fraction JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2024.1501004 DOI=10.3389/fcvm.2024.1501004 ISSN=2297-055X