. 2022 Jan 21;24(1):e32394. doi: 10.2196/32394
©Chunyan Zhang, Songhua Xu, Zongfang Li, Ge Liu, Duwei Dai, Caixia Dong. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 21.01.2022.
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Figure 3.
The structure of the 2-step methodology in our study.