title: Prologue to special issue on cognitive and neuropsychological aspects of calculation disorders.
authors.affiliation: Department of Communication Science and Disorders, University of Vermont, Burlington 05405.
authors.forename: H J
authors.initials: HJ
authors.lastname: Kahn
mesh_terms: D001921:Brain / Q000502:physiology*; D001925:Brain Damage, Chronic / Q000523:psychology; D003072:Cognition Disorders / Q000523:psychology*; D006801:Humans; D008606:Mental Processes / Q000502:physiology*; D008960:Models, Psychological; D009484:Neuropsychology