Impact of the COVID-19 pandemic on the psychological well-being of adolescents by gender identity Cinta Folch; Fabiana Ganem; Andreu Colom-Cadena; Isabel Martínez; Carmen Cabezas; Jordi Casabona;

Fidelity of implementation of Reptes, an alcohol and cannabis selective prevention program for youngsters Noelia Vázquez; Xavier Continente; Montse Bartroli; Olga Juárez; Laura Muñoz; Francesca Sánchez-Martínez; Anna Pérez; Carles Ariza;

Determinantes psicosociales y consumo de ansiolíticos e hipnosedantes de adolescentes en la Comunidad Autónoma Vasca Maider Bengoetxea-Regatos; Xabi Martínez-Mendia; Yolanda González-Rábago;