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. 2023 May 5;14:1185277. doi: 10.3389/fphar.2023.1185277

FIGURE 2.

FIGURE 2

Risk of bias assessment (RoB) according to the Cochrane RoB tool for randomized controlled trials (RCTs): risk of bias per item for each study; risk of bias per item presented as percentages across all included RCTs.