Casado-Espada, N. M., Alvarez-Navares, A., Lozano-Lopez, M. T., Gamonal-Limcaoco, R. S., de la Iglesia-Larrad, J., Garzón, M. Á., …Roncero, C. (2021). Patterns of pain killers and other opioid use in patients admitted to a detoxification and dual diagnosis unit, 2016-2019: A retrospective cohort study. Heroin Addiction and Related Clinical Problems, 23(3), 37-44