Investigating phenotypic heterogeneity in children with autism spectrum disorder: A factor mixture modeling approach

Stelios Georgiades, Peter Szatmari, Michael Boyle, Steven Hanna, Eric Duku, Lonnie Zwaigenbaum, Susan Bryson, Eric Fombonne, Joanne Volden, Pat Mirenda, Isabel Smith, Wendy Roberts, Tracy Vaillancourt, Charlotte Waddell, Teresa Bennett, Ann Thompson