We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleInfantile autism: a genetic study of 21 twin pairs.AuthorsFolstein S; Rutter MPublicationJournal of child psychology and psychiatry, and allied disciplines, 1977, Vol 18, Issue 4, p297ISSN0021-9630Publication typearticleDOI10.1111/j.1469-7610.1977.tb00443.x