. 2019 Oct 30;7(10):e13978. doi: 10.2196/13978
©Rüdiger Pryss, Dennis John, Winfried Schlee, Wolff Schlotz, Johannes Schobel, Robin Kraft, Myra Spiliopoulou, Berthold Langguth, Manfred Reichert, Teresa O'Rourke, Henning Peters, Christoph Pieh, Claas Lahmann, Thomas Probst. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 30.10.2019.
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Figure 2.
TrackYourStress mobile crowdsensing collection procedure.