. 2022 Mar 24;24(3):e25906. doi: 10.2196/25906
©Heli Lahtio, Aki Rintala, Jaakko Immonen, Tuulikki Sjögren. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 24.03.2022.
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Figure 1.
Flowchart of the study selection.