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. 2019 Mar 14;13:13. doi: 10.3389/fncir.2019.00013

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Copyright © 2019 Lian, Grayden, Kameneva, Meffin and Burkitt.

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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Possible neural circuits for implementing long-range inhibition. Red and green arrows represent excitatory and inhibitory connections. (A) Direct long-range inhibition. (B) Circuit I. (C) Circuit II.