title: Agrammatism is a theoretically coherent aphasic category.
authors.affiliation: Neurology Department, Massachusetts General Hospital, Boston 02114.
authors.forename: D
authors.initials: D
authors.lastname: Caplan
mesh_terms: D001037:Aphasia / Q000145:classification / Q000175:diagnosis; D001039:Aphasia, Broca / Q000145:classification / Q000175:diagnosis*; D006801:Humans; D010700:Phonetics; D012660:Semantics; D013068:Speech Production Measurement