1. Affective flattening and the criteria for schizophrenia;Andreasen;American Journal of Psychiatry,1979
2. Scale for the Assessment of Negative Symptoms (SANS);Andreasen,1984
3. A survey of drug-induced extrapyramidal reactions;Ayd;Journal of the American Medical Association,1961
4. Early-onset neuroleptic-induced extrapyramidal reactions: A second survey, 1961–1981;Ayd,1983
5. Drugs and the treatment of psychiatric disorders;Baldessarini,1985