Gene-environment interaction between an endocannabinoid system genetic polymorphism and cannabis use in first episode of psychosis Miquel Bioque, Sergi Mas, Maria Cristina Costanzo, Bibiana Cabrera, Antonio Lobo, Ana González-Pinto, Elisa Rodriguez-Toscano, Iluminada Corripio, Eduard Vieta, Immaculada Baeza, Ángela Ibáñez, Miguel Gutiérrez Fraile, Manuel J. Cuesta, Gisela Mezquida, Amalia Lafuente, Miguel Bernardo, PEPs GROUP European Neuropsychopharmacology, 2019, 29, (6), 786-794 https://doi.org/10.1016/j.euroneuro.2019.04.005   Abstract Alterations of the endocannabinoid system (ECS) may play an important role in the development of schizophrenia and other psychotic disorders. Cannabis use is one of the environmental fac- tors more repeatedly related to an increase the risk of developing a psychotic episode, while its [...]