title: Ethnic and sex effects on emergency ward utilization for drug-related problems: a linear model analysis.
mesh_terms: D004632:Emergency Medical Services / Q000706:statistics & numerical data*; D005006:Ethnicity; D005260:Female; D006801:Humans; D008297:Male; D008960:Models, Psychological; D012737:Sex Factors; D019966:Substance-Related Disorders / Q000628:therapy*