. 2020 Sep 16;8(9):e18689. doi: 10.2196/18689
©Liang Zhang, Yue Qu, Bo Jin, Lu Jing, Zhan Gao, Zhanhua Liang. Originally published in JMIR Medical Informatics (http://medinform.jmir.org), 16.09.2020.
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Figure 7.
Screen captures from the No Pa app showing four functional modules.