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. 2023 Feb 3;10:1124955. doi: 10.3389/fsurg.2023.1124955

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© 2023 Nie, Fu and Fang.

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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Forest plot of the length of hospital stay. (A) the pooled MD of eight trials. (B) the pooled MD of seven trials after excluding one study (ElGeidie 2011).