. 2021 Mar 5;7(3):e23154. doi: 10.2196/23154
©Onicio Leal Neto, Simon Haenni, John Phuka, Laura Ozella, Daniela Paolotti, Ciro Cattuto, Daniel Robles, Guilherme Lichand. Originally published in JMIR Public Health and Surveillance (http://publichealth.jmir.org), 05.03.2021.
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Figure 1.
Electrocardiography pads with electrodes (A) and the tablet interface collecting the data (B).