. 2020 Apr 28;8(4):e14707. doi: 10.2196/14707
©Hsueh-Wen Chow, Chao-Ching Yang. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 28.04.2020.
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Figure 3.
Bland-Altman plots of overall phases for different age groups and devices.