Impact of screen and social media use on mental health Lefa S. Eddy Ives; Abigail Huertas Patón; María Azul Forti Buratti; Julio Álvarez Pitti; María Angustias Salmerón-Ruiz; Pedro Javier Rodríguez Hernández; Matias Real-López;

Mobile phone use, sleep disorders and obesity in a social exclusion zone Javier Ochoa-Brezmes; Alberto Ruiz-Hernández; Daniela Blanco-Ocampo; Gracia María García-Lara; Ana Garach-Gómez;

Association between attention-deficit/hyperactivity symptoms and sleep in preschoolers Rita Gomes; Bebiana Sousa; Diana Gonzaga; Catarina Prior; Marta Rios; Inês Vaz Matos;