We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleContinuity and change in the social competence of children with autism, Down syndrome, and developmental delays.AuthorsSigman M; Ruskin E; Arbeile S; Corona R; Dissanayake C; Espinosa M; Kim N; López A; Zierhut CPublicationMonographs of the Society for Research in Child Development, 1999, Vol 64, Issue 1, p1ISSN0037-976xPublication typearticleDOI10.1111/1540-5834.00002