[This corrects the article DOI: 10.2196/12612.].
©Elisa Puigdomenech Puig, Noemí Robles, Francesc Saigí-Rubió, Alberto Zamora, Montse Moharra, Guillermo Paluzie, Mariona Balfegó, Guillem Cuatrecasas Cambra, Pilar Garcia-Lorda, Carme Carrion. Originally published in JMIR mHealth and uHealth (https://mhealth.jmir.org), 10.04.2023.