Neuropsychological impairment detected by the Montreal Cognitive Assessment monitors recovery and predicts treatment dropout in substance use disorders - Requena-Ocana, Nerea; Manas-Padilla, M Carmen; Manas-Padilla, M Carmen; Sanchez-Alvarez, Nicolas; Sampedro-Piquero, Patricia; Castilla-Ortega, Estela (BJPsych Open, 2026)