| http://www.w3.org/ns/prov#value | - Problems in the family environment are a widely cited risk factor for adolescent substance use and depression in the United States (Barnes & Welte, 1986; Druckman, 1979; Emery, 1982; Gad & Johnson, 1980; Kaufman & Kaufman, 1979; Neiger & Hopkins, 1988; Rewenko, 1991; Thompson & Wilsnack, 1984).
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