title: Learning disability subtyping: a reply to Adams.
authors.affiliation: Department of Psychiatry, University of North Carolina School of Medicine, Chapel Hill 27599.
authors.forename: S R
authors.initials: SR
authors.lastname: Hooper
authors.forename: W G
authors.initials: WG
authors.lastname: Willis
mesh_terms: D006801:Humans; D007859:Learning Disabilities / Q000145:classification / Q000523:psychology*; D012107:Research Design