Clusters of social and substance use-related risks are associated with the duration of untreated psychosis. - Edelhoff H; van Os J; van Amelsvoort T; Simons CJP; de Haan L; van der Pluijm M; Sideli L; Tarricone I; Ferraro L; Tosato S; Berardi D; Arango C; et al. (Psychological medicine, 2026)