Mental Retardation
While at Parsons State Hospital and Training Center in Kansas, we engaged in studies involving mentally retarded individuals.
Kelly, M. B., & Heffner, H. E. (1988). The role of attention in the elimination of chronic, life-threatening vomiting. Journal of Mental Deficiency, 32, 425-431.
Heffner, R. (1977). Neurological evaluation of the auditory system in nonverbal severely retarded children. Neuroscience Abstracts, 3, 7.
Heffner, R. (1977). Developmental auditory agnosia in retarded adolescents: A preliminary investigation. Brain and Language, 4, 521-536.