. 2020 May 27;22(5):e19367. doi: 10.2196/19367
©Martin Komenda, Vojtěch Bulhart, Matěj Karolyi, Jiří Jarkovský, Jan Mužík, Ondřej Májek, Lenka Šnajdrová, Petra Růžičková, Jarmila Rážová, Roman Prymula, Barbora Macková, Pavel Březovský, Jan Marounek, Vladimír Černý, Ladislav Dušek. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 27.05.2020.
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