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. 2022 Feb 23;10:835286. doi: 10.3389/fpubh.2022.835286

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Copyright © 2022 Zhang, Zhang, Zhou, Zhao, Zhu, Zhang, Xiang and Zhu.

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 results of Z-test for cold effect (−2.0 vs. 25.8°C) on the number of hospitalizations for osteoporotic fractures within subgroup analyses at lag 2 day.