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. 2021 Dec 3;9(4):e30919. doi: 10.2196/30919

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©Mingli Yan, Huiru Yin, Qiuyan Meng, Shuo Wang, Yiwen Ding, Guichen Li, Chunyan Wang, Li Chen. Originally published in JMIR Serious Games (https://games.jmir.org), 03.12.2021.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Serious Games, is properly cited. The complete bibliographic information, a link to the original publication on https://games.jmir.org, as well as this copyright and license information must be included.

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Receiver operating characteristic curve analysis for the total score in the Virtual Supermarket Program among different age groups.