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. 2022 Dec 7;2022(12):CD015477. doi: 10.1002/14651858.CD015477
Study 1. Randomization 2. Deviations from intervention 3. Missing outcome data  4. Measurement of the outcome 5. Selection of the reported results Overall risk of bias
Dunkle 2021 Low Some concernsa Low Low Low Some concerns
Heath 2021 Low Some concernsb Low Low Low Some concerns