. 2023 May 5;25:e42287. doi: 10.2196/42287
©Tarja Heponiemi, Emma Kainiemi, Lotta Virtanen, Petra Saukkonen, Päivi Sainio, Päivikki Koponen, Seppo Koskinen. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 05.05.2023.
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Figure 1.
Flowchart of the study sample selection. HCD: health center districts; UHD: university hospital districts.