. 2021 Jun 24;23(6):e28944. doi: 10.2196/28944
©Francesc Saigí-Rubió, Josep Vidal-Alaball, Joan Torrent-Sellens, Ana Jiménez-Zarco, Francesc López Segui, Marta Carrasco Hernandez, Xavier Alzaga Reig, Josep Maria Bonet Simó, Mercedes Abizanda González, Jordi Piera-Jimenez, Oscar Solans. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 24.06.2021.
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