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. 2022 Mar 30;7(5):451–456. doi: 10.1136/svn-2021-001461

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© Author(s) (or their employer(s)) 2022. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

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The flow chart of the IMPROVE trial. IMPROVE, Improve Acute Reperfusion Treatment Quality for Stroke in China