| http://www.w3.org/ns/prov#value | - For their study, Tubman and Schwartz will be examining whether the screener???s validity varies and if so, how much, according to factors such as a student???s ethnicity, socioeconomic status, family structure, problem behaviors other than alcohol consumption (e.g., sexual risk behavior and illicit drug use), and density of alcohol outlets within walking distance of a student???s home and school.
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