Abstract

References
1.
Douglas
A A
. (1961 ) In: Cerebral Palsy in Childhood and Adolescence . Ed.
Henderson
J L
. Edinburgh ; p 206
2.
Ingram
T T S
. (1964 ) Pædiatric Aspects of Cerebral Palsy . Edinburgh; p 347
3.
Schachat
W S
Wallace
H M
Palmer
M
Slater
B
. (1957 ) Pediatrics
19 , 623
