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. 2018 Jul 3;5:85. doi: 10.3389/fcvm.2018.00085

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Copyright © 2018 Mangieri, Montalto, Pagnesi, Lanzillo, Demir, Testa, Colombo and Latib.

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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Spatial relationship between the three cusps of the aortic valve and the zone where the left bundle branch emerges beneath the membranous septum. L, Left cusp; NC, Non-Coronary cusp; RCA, Right Coronary Artery.