![Effects of methylphenidate and expectancy on performance, self-evaluations, persistence, and attributions on a social task in boys with ADHD.]()
Effects of methylphenidate and expectancy on performance, self-evaluations, persistence, and attributions on a social task in boys with ADHD.Pelham, William E., Jr.; Waschbusch, Daniel A.; Hoza, Betsy; Pillow, David R.; Gnagy, Elizabeth M. · Experimental and Clinical Psychopharmacology · 2001