title: Murray and Jackson reply.
authors.affiliation: MRC Human Genetics Unit, MRC Institute of Genetics & Molecular Medicine, University of Edinburgh, Edinburgh, UK.
authors.forename: Jennie
authors.initials: J
authors.lastname: Murray
authors.affiliation: MRC Human Genetics Unit, MRC Institute of Genetics & Molecular Medicine, University of Edinburgh, Edinburgh, UK.
authors.forename: Andrew
authors.initials: A
authors.lastname: Jackson
mesh_terms: D005075:Biological Evolution; D001921:Brain; D006801:Humans; D008607:Intellectual Disability / Q000209:etiology*; D008831:Microcephaly / Q000235:genetics*