Barnes, T R Negative symptoms, tardive dyskinesia and depression in chronic schizophrenia. [electronic resource] - The British journal of psychiatry. Supplement Nov 1989 - 99-103 p. digital Publication Type: Journal Article ISSN: 0960-5371 Subjects--Topical Terms: Antipsychotic Agents--adverse effectsChronic DiseaseDepressive Disorder--diagnosisDyskinesia, Drug-Induced--diagnosisHumansParkinson Disease, Secondary--chemically inducedPsychiatric Status Rating ScalesSchizophrenia--drug therapySchizophrenic Psychology