Opioid abuse Drug abusers 30 Psychodiagnostics 30 Opioid-Related Disorders 21 Treatment 21 Drug abuse 15 Diagnosis 10 Opioids 10 Drug addiction 9 Medication abuse 9 Prevention 9 Women drug addicts 8 Drug addicts 7 Drugs 7 Overdose 7 Drug use 6 Psychic trauma 6 Social aspects 6 Mental disorders 5 Mental illness 5 prevention & control 5 therapy 5 Counseling of 4 Drug abuse surveys 4 Methadone maintenance 4 Pain 4 Prescribing 4 Risk assessment 4 Substance-Related Disorders 4 Suicidal behavior 4