TY - GEN AU - Philips,Irving AU - Esser,Mary Ann ED - California. TI - Prevention and treatment of mental retardation AV - RC570.P5 1966 PY - 1966///] CY - New York PB - Basic Books KW - Mental retardation N1 - "Many of these chapters were presented at a symposium sponsored by the Department of Psychiatry at the University of California School of Medicine, San Francisco in November 1964." ER -