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Risk of bias assessment of RCT:
| Random sequence generation | Allocation concealment | Blinding of participants and personnel | Blinding of outcome | Incomplete outcome data | Selective reporting | Other bias | |
|---|---|---|---|---|---|---|---|
| Wei, 2018 [15] | Low risk | Unclear risk | Low risk | Low risk | Low risk | Low risk | Low risk |
RCT randomized clinical trial
