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. 2021 Jul 29;3:670274. doi: 10.3389/fmedt.2021.670274

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Copyright © 2021 Rocha, Cerqueira, Varella Penteado and Córdoba de Torresi.

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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Scheme for Electrical stimulation (ES) of BMSC on polypyrrole (PPy) thin films. Reproduced from (64) with the permission of the Materials Research Society.