title: Dissociable substrates underlie the production of abstract and concrete nouns.
authors.affiliation: Department of Neurology and Penn Frontotemporal Degeneration Center, University of Pennsylvania, United States. Electronic address: kcous@mail.med.upenn.edu.
authors.forename: Katheryn A Q
authors.initials: KA
authors.lastname: Cousins
authors.affiliation: Department of Neurology and Penn Frontotemporal Degeneration Center, University of Pennsylvania, United States.
authors.forename: Sharon
authors.initials: S
authors.lastname: Ash
authors.affiliation: Department of Neurology and Penn Frontotemporal Degeneration Center, University of Pennsylvania, United States.
authors.forename: David J
authors.initials: DJ
authors.lastname: Irwin
authors.affiliation: Department of Neurology and Penn Frontotemporal Degeneration Center, University of Pennsylvania, United States. Electronic address: mgrossma@mail.med.upenn.edu.
authors.forename: Murray
authors.initials: M
authors.lastname: Grossman
mesh_terms: D000368:Aged; D032882:Comprehension / Q000502:physiology*; D005260:Female; D005625:Frontal Lobe / Q000502:physiology; D006801:Humans; D007802:Language; D008297:Male; D008875:Middle Aged; D012660:Semantics; D013702:Temporal Lobe / Q000502:physiology
keywords: Abstract; Concrete; Production; Semantic memory; bvFTD; svPPA