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. 2019 Apr 4;17(6):5662–5668. doi: 10.3892/ol.2019.10216

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Copyright: © Zhong et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 1. — Comparison of the first exhaust time after operation between the two groups. Independent samples t-test was used to analyze the first exhaust time. The first exhaust time in group A was significantly lower than that in group B (*P<0.05).