. 2020 May 6;8(5):e16716. doi: 10.2196/16716
©Peter Düking, Laura Giessing, Marie Ottilie Frenkel, Karsten Koehler, Hans-Christer Holmberg, Billy Sperlich. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 06.05.2020.
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Figure 1.
Schematic illustration of the periods during which each participant was monitored (black bars).