Supplemental Material for
Preadolescent Psychosocial Maladjustment in Children Who Exhibited Different Developmental Patterns of Co-Occurring Externalizing Behaviors During the Preschool Years
Rene Carbonneau 
, Frank Vitaro, Mara Brendgen, Michel Boivin, and
Richard E. Tremblay
Developmental Psychology,
Online First Publication,
November 2, 2026
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