. 2017 Jul 25;5(7):e105. doi: 10.2196/mhealth.7346
©Jiang Bian, Yi Guo, Mengjun Xie, Alice E Parish, Isaac Wardlaw, Rita Brown, François Modave, Dong Zheng, Tamara T Perry. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 25.07.2017.
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Figure 2.
Fitbit Charge HR wristband.