1. Ford FR: Diseases of the Nervous System in Infancy, Childhood and Adolescence , ed 4. Springfield, IL, Charles C Thomas, 1960, p 177.
2. Swaiman KF, Wright FS (eds): The Practice of Pediatric Neurology, ed 2. Saint Louis, CV Mosby , 1982, p 447.
3. PSEUDO-BULBAR PALSY, CLINICALLY AND PATHOLOGICALLY CONSIDERED, WITH THE CLINICAL REPORT OF FIVE CASES
4. SYNDROME OF PSEUDOBULBAR PALSY
5. Benson DF: Aphasia. Alexia and Agraphia. New York, Churchill Livingstone, 1979, p 159-160.