Can parents' concerns predict autism spectrum disorder? A prospective study of high-risk siblings from 6 to 36 months of age

Lori Ann R. Sacrey, Lonnie Zwaigenbaum, Susan Bryson, Jessica Brian, Isabel M. Smith, Wendy Roberts, Peter Szatmari, Caroline Roncadin, Nancy Garon, Christopher Novak, Tracy Vaillancourt, Theresa McCormick, Bonnie Mackinnon, Sanne Jilderda, Vickie Armstrong