An epidemiological study of ADHD symptoms among young persons and the relationship with cigarette smoking, alcohol consumption and illicit drug use.
Gudjonsson, Gisli H. 1; Sigurdsson, Jon Fridrik 2; Sigfusdottir, Inga Dora 3; Young, Susan 1
Journal of Child Psychology & Psychiatry.
53(3):304-312, March 2012.
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