Effects of the<i>Positive Action</i>programme on problem behaviours in elementary school students: A matched-pair randomised control trial in Chicago

Kin‐Kit Li(City University of Hong Kong), Brian R. Flay(Boise State University), Vanessa Brechling(University of Illinois Chicago), Peter Ji(University of Illinois Chicago), Michael L. Berbaum(University of Illinois Urbana-Champaign), Michael W. Beets(University of South Carolina), Isaac J. Washburn(Oregon State University), David L. DuBois(University of Illinois Chicago), Joseph Day(University of Illinois Chicago), Samuel Vuchinich(Oregon State University), Frank Snyder(Oregon State University), Alan C. Acock
Psychology and Health
February 1, 2011
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