. 2022 Mar 1;10(1):e30882. doi: 10.2196/30882
©Jinlong Wu, Hui Zhang, Ziyan Chen, Ruijia Fu, Hao Yang, Hongfa Zeng, Zhanbing Ren. Originally published in JMIR Serious Games (https://games.jmir.org), 01.03.2022.
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Figure 3.
Funnel plot for balance. SMD: standardized mean difference.