TY - BOOK AU - O'Brien,Donough TI - Rare inborn errors of metabolism in children with mental retardation T2 - Public Health Service publication no. 2049 AV - RJ506.M4 O2 1970 U1 - 618.928 588 OBR PY - 1970/// CY - [Washington] PB - U.S. Maternal and Child Health Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] KW - Mental retardation KW - Physiological aspects KW - Metabolism, Inborn errors of N1 - Includes bibliographies ER -