Screening and Assessment You are here:HomeOur servicesList of servicesAlcohol & Drug ServiceResources for CliniciansClinical Resources Withdrawal scales Includes: CIWA-Ar (Clinical Institute Withdrawal Assessment for Alcohol (revised) AWS (Alcohol Withdrawal Scale) COWS (Clinical Opiate Withdrawal Assessment Scale) Screening tools Includes: AUDIT (Alcohol Use Disorders Identification Test) Cannabis, psychostimulant and heroin use screening tools Brief Pain Inventory