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. 2020 Jul 22;11:734. doi: 10.3389/fneur.2020.00734

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Copyright © 2020 Jin, Qu, Guo, Yan, Sun and Yang.

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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The (A) 1st, (B) 2nd, and (C) 3rd version of JSEM. The number of qualified (D) intravenous thrombolysis (IVT) and (E) mechanical thrombectomy (MT) hospitals was increased after the publication of JSEM.