Ferraro, L., La Cascia, C., Quattrone, D., Sideli, L., Matranga, D., Capuccio, V., …van der Ven, E. (2020). Premorbid Adjustment and IQ in Patients With First-Episode Psychosis: A Multisite Case-Control Study of Their Relationship With Cannabis Use. Schizophrenia Bulletin, 46(3), 517-529. https://doi.org/10.1093/schbul/sbz077