Impact of the COVID-19 pandemic on mHealth adoption: Identification of the main barriers through an international comparative analysis. - Jiménez-Zarco, Ana; Mateos, Sergio Cámara; Bosque-Prous, Marina; Espelt, Albert; Torrent-Sellens, Joan; Adib, Keyrellous; Davtyan, Karapet; Santos, Ryan Dos; Saigí-Rubió, Francesc (International Journal of Medical Informatics, 2025)