2. Screening tools: SCID Screen Patient Questionnaire. The interviewer will supplement SCID with questions to assess for DSM-5 substance use disorders. Potential diagnoses will be further evaluated by a counsellor, Drug Use Survey (DUS), Substance Use Disorder Evaluation, Medical Assessments: urine qualitative drug screen is performed for cocaine, THC, benzo, morphine/opiates, MDMA, amphetamine /methamphetamine, methadone, buprenorphine, PCP, and oxycodone.