Joint trajectories of internalizing and externalizing problems in preschool children with autism spectrum disorder

Tracy Vaillancourt, John D. Haltigan, Isabel Smith, Lonnie Zwaigenbaum, Peter Szatmari, Eric Fombonne, Charlotte Waddell, Eric Duku, Pat Mirenda, Stelios Georgiades, Teresa Bennett, Joanne Volden, Mayada Elsabbagh, Wendy Roberts, Susan Bryson