Twinning and Neurologic Morbisity
Am J Dis Child 146:1110-1113, Scheller,J.M.&Nelson,K.B., 1992
Degenerative Diseases of the Nervous System, Parkinson Disease
Adams & Victors Principles of Neurology, Chp 39, pg 1082, Ropper, A.H.,et al, 2014
Twinning and Cerebral Palsy:Experience in Four Northern California Counties, Births 1983 Through 1985
Pediatrics 92:854-858, Grether,J.K.,et al, 1993