. 2020 Sep 10;6(3):e17242. doi: 10.2196/17242
©Sébastien Martin, Muriel Nirina Maeder, Ana Rita Gonçalves, Baptiste Pedrazzini, Jean Perdrix, Carine Rochat, Nicolas Senn, Yolanda Mueller. Originally published in JMIR Public Health and Surveillance (http://publichealth.jmir.org), 10.09.2020.
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