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Susan B. Campbell, Elizabeth W. Pierce, Cynthia L. March, Linda J. Ewing, Emily K. Szumowski, Hard-to-Manage Preschool Boys: Symptomatic Behavior across Contexts and Time, Child Development, Vol. 65, No. 3 (Jun., 1994), pp. 836-851
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Campbell et al. (1994) studied this question.
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