. 2022 Jun 21;6(1):e31230. doi: 10.2196/31230
©Onni E Santala, Jukka A Lipponen, Helena Jäntti, Tuomas T Rissanen, Mika P Tarvainen, Tomi P Laitinen, Tiina M Laitinen, Maaret Castrén, Eemu-Samuli Väliaho, Olli A Rantula, Noora S Naukkarinen, Juha E K Hartikainen, Jari Halonen, Tero J Martikainen. Originally published in JMIR Cardio (https://cardio.jmir.org), 21.06.2022.
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Figure 2.
Study flow chart. AF: atrial fibrillation; HRV: heart rate variability.