[This corrects the article DOI: 10.2196/16899.].
©Noemí Robles, Elisa Puigdomènech Puig, Corpus Gómez-Calderón, Francesc Saigí-Rubió, Guillem Cuatrecasas Cambra, Alberto Zamora, Montse Moharra, Guillermo Paluzié, Mariona Balfegó, Carme Carrion. Originally published in JMIR mHealth and uHealth (https://mhealth.jmir.org), 10.04.2023.