Sex and substance use in first episode psychosis: impact on clinical symptoms, psychosocial functioning and cognitive performance Gemma Safont; Marina Garriga; Silvia Amoretti; Manuel J Cuesta; Mara Parellada; Ana González-Pinto; Daniel Bergé; Roberto Rodriguez-Jimenez; Alexandra Roldán Bejarano; Salvador Sarró; Ángela Ibáñez; Judith Usall; Miguel Gutiérrez; Eduard Vieta; Belén Arranz; Esther Berrocoso; Norma Verdolini; Miguel Bernardo;