AUTHOR=Ryabova Tamara , Abramenko Elena , Yolgin Ivan , Zavadovsky Konstantin , Ryabov Vyacheslav TITLE=Non-ischemic phenotypes of low-risk chest pain patients based on exercise stress echocardiography: a pilot study JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2025.1429449 DOI=10.3389/fcvm.2025.1429449 ISSN=2297-055X