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. 2021 Aug 10;12:674398. doi: 10.3389/fneur.2021.674398

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Copyright © 2021 Qiao, Wu and Peng.

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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Begg's and filled funnel plots on the association of uric acid levels and risk of stroke. (A) Begg's funnel plot and (B) Filled funnel plots: UA levels and total stroke. (C) Begg's funnel plot and (D) Filled funnel plots: UA levels and ischemic stroke. (E) Begg's funnel plot and (F) Filled funnel plots: UA levels and hemorrhagic stroke.