. 2020 Apr 3;9(4):e16474. doi: 10.2196/16474
©Susanne B Haga, Ryan Shaw, Charles Kneifel, Sarah J Bond, Geoffrey S Ginsburg. Originally published in JMIR Research Protocols (http://www.researchprotocols.org), 03.04.2020.
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Figure 3.
Weekly survey completion rate for Fall 2019 semester for Apple Watch participants.