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. 2019 Oct 28;16(21):4158. doi: 10.3390/ijerph16214158

Figure 3.

Figure 3

Risk-of-bias summary for meta-analysis articles. Note: To avoid double-counting the risk-of-bias in the assessment for Cannick et al. [76], Year 2 students is left blank. The risk of bias is a summary for both years.