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. 2022 Oct 6;9:1012731. doi: 10.3389/fcvm.2022.1012731

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Copyright © 2022 Jingquan, Deyong, Huimin, Hua, Xuebin, Chenyang, Yan, Xuebin, Min, Zulu, Yumei, Jinlin, Wei, Xiaochun, Daxin, Yun, Changsheng, Zei and Di Biase.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Ventricular premature beat of left ventricular anterior papillary muscle. LV, left ventricle; APM, anterior papillary muscle; TV, tricuspid valve; PVOT, right ventricular outflow tract; PPM, posterior papillary muscle; RV, right ventricle; LV, left ventricle.