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. 2022 Jun 9;9:914798. doi: 10.3389/fsurg.2022.914798

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Copyright © 2022 Woodward, Meza, Richards, Koro, Keegan, Joshi, Munoz, Byrne and John.

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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Number of Referral Centers from which neuroemergent patients were transferred, stratified by Quarter Year. Blue and red columns represent data from the PCOV and COVID cohorts, respectively. *Note: Data from 2020 Q1 has been excluded from the study; Data from 2021 Q1 only includes the months of January and February.