TY - BOOK AU - Harvey, Philip D AU - Walker, Elaine F ED - Cornell University, State University of New York at Binghamton TI - Positive and negative symptoms in psychosis : description, research, and future directions SN - 9780898598803 SN - 87013647 U1 - 616.8982 HAR PY - 1987/// CY - Hillsdale, N.J PB - L. Erlbaum Associates KW - Psychoses - Diagnosis - Congresses KW - Psychotic Disorders - congresses KW - Schizophrenia - congresses KW - Schizophrenia - Diagnosis - Congresses KW - Symptoms - Congresses N1 - Majority of the chapters presented at the SUNY-Binghamton/Cornell University conference, Oct. 17-19, 1985. Includes indexes. Bibliography: p. 294-331 ER -