Effects of eHealth interventions on stress reduction and mental health promotion in healthcare professionals : A systematic review - Lopez-del-Hoyo, Yolanda (Hospital Universitario Miguel Servet (Saragossa)) ; Fernández Martínez, Selene (Hospital Universitario Miguel Servet (Saragossa)) ; Pérez-Aranda, Adrián (Universitat Autònoma de Barcelona. Departament de Psicologia Bàsica, Evolutiva i de l'Educació) ; Barceló-Soler, Alberto (Hospital Universitario Miguel Servet (Saragossa)) ; Bani, Marco (University of Milano-Bicocca. School of Medicine and Surgery) ; Russo, Selena (University of Milano-Bicocca. School of Medicine and Surgery) ; Urcola, Fernando (Universdad de Zaragoza. Department of Physiatry and Nursing) ; Strepparava, Maria Grazia (University of Milano-Bicocca. School of Medicine and Surgery) ; Garcia-Campayo, Javier (Hospital Universitario Miguel Servet (Saragossa))