TY - BOOK AU - Buchwald,Nathaniel AU - Braizer,Mary A.B. TI - Brain mechanisms in mental retardation SN - 012139050X PY - 1975/// CY - New York, N.Y. PB - Academic Press KW - Mental deficiency KW - Congresses KW - Brain KW - Mental retardation KW - Physiopathology KW - Neurophysiology N1 - Includes bibliographies and index; Title on cover : N.I.C.H.D. mental retardation research centers series ER -