CaresR.Absence of Phenylketonuria in adult psychotics. J. Psychiat., 1956, 112, 938–39.
2.
JervisG. A.Phenylpyruvic Oligophrenia (Phenylketonuria). In 1953 proceedings of the Association for Research in Nervous and Mental Disease, Genetics and the inheritance of integrated neurological and psychiatric patterns. Baltimore: Williams & Wilkins, 1954. Pp. 259–282.
3.
StadlerH.MeyerH.LelandH.Phenylpyruvic Oligophrenia in a mullato. J. nerv. ment. Dis., 1956, 124, 205–207.
