(Cocaine addicts) can be depressed.Logical formLearned from2 sentences. (Cocaine addicts) may undergo populations.Logical formLearned from2 sentences. Addicts may have levels of hostility.Logical formLearned from2 sentences. (Cocaine addicts) may share bags of cocaine on a run.Logical formLearned from2 sentences. An addict can be responsible.Logical formLearned from2 sentences. Levels of some (cocaine addicts) may be determined.Logical formLearned from2 sentences. Addicts can be adjusted.Logical formLearned from2 sentences. Treatment may be extended to addicts.Logical formLearned from2 sentences. Substitution can be for some addicts.Logical formLearned from2 sentences. Cognitive deficits can be in addicts.Logical formLearned from2 sentences. (Opiate addicts) can be maintained.Logical formLearned from2 sentences. (Crack addicts) may engage in unprotected sex.Logical formLearned from2 sentences. Interventions can be with addicts.Logical formLearned from2 sentences. (Medication therapy) may be recommended for addicts.Logical formLearned from2 sentences. (Cocaine addicts) may show metabolic activity.Logical formLearned from2 sentences.