AUTHOR=Ding Fan , Chen Chen , Wang Yuling , Zhu Tingting , Jiao Linke , Shen Zihuan , Zhang Zhiwei , Lv Lifei , Cui Xiangning , Lu Yingdong TITLE=Bidirectional two-sample Mendelian randomization study of atrial fibrillation and breast cancer JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2024.1434963 DOI=10.3389/fcvm.2024.1434963 ISSN=2297-055X