Genetic, Clinical, and Radiographic Delineation of Hallervorden-Spatz Syndrome
NEJM 348:33-40, Hayflick,S.J.,et al, 2003
Echolalia-Palilalia as the Sole Manifestation of Nonconvulsive Status Epilepticus
Neurol 55:733-734, Linetsky,E. et al, 2000
Familial Idiopathic Cerebral Calcifications
et al. , JNNP 40:280977., Boller,F., 1977
Non-Aphasia Disorders of Speech
International Jour Neurol 4:207-214, Geschwind,N., 1964