http://kidshealth.org/kid/health_problems/brain/autism.html
HH #98 Articulation: When Should I Worry If My Child is Behind? (http:// www.superduperinc.com/handouts/pdfs/98_ArticDevelopment.pdf)
Early Developmental Milestones: Checklists for Measuring & Observing a Child’s Development Ask for Item #BK-311 www.superduperinc.com/B_Pages/bk_311.htm