. 2022 Jun 22;6(6):e35961. doi: 10.2196/35961
©Markus Schinle, Christina Erler, Mayumi Kaliciak, Christopher Milde, Simon Stock, Marius Gerdes, Wilhelm Stork. Originally published in JMIR Formative Research (https://formative.jmir.org), 22.06.2022.
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Figure 1.
Recruiting channels.