Abstract Autism spectrum disorders (ASD) are a group of neurodevelopmental conditions whose incidence is reaching epidemic proportions. afflicting approximately 1 in 166 children. Autistic disorder. or autism is the most common form of ASD. https://www.bekindtopets.com/flash-choice-Sensationnel-Empire-Bump-100-Human-Hair-Weave-FEATHER-WRAP-8-mega-find/