. 2019 Aug 5;7(8):e14991. doi: 10.2196/14991
©Johannes Knitza, Koray Tascilar, Eva-Maria Messner, Marco Meyer, Diana Vossen, Almut Pulla, Philipp Bosch, Julia Kittler, Arnd Kleyer, Philipp Sewerin, Johanna Mucke, Isabell Haase, David Simon, Martin Krusche. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 05.08.2019.
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