Abstract

References
1.
Brain
R
Henson
R A
. (1958 ) Lancet
ii , 971 .
2.
Brain
W R
Daniel
P M
Greenfield
J G
. (1951 ) J. Neurol. Neurosurg. Psychiat.
14 , 59 .
3.
Denny-Brown
D
. (1948 ) J. Neurol. Neurosurg. Psychiat.
11 , 73 .
4.
Fischer-Williams
M
Bosanquet
F D
Daniel
P M
. (1955 )Brain
78 , 42 .
5.
Flavell
G
. (1949 ) Brit. med. J.
ii , 736 .
6.
Rich
A R
McCordock
H A
. (1933 ) Johns Hopk. Hosp. Bull.
52 , 5 .
7.
Russell
D S
Rubinstein
L J
. (1963 ) Pathology of Tumours of the Nervous System . 2nd ed . London ; p 221 .
8.
Spriggs
A I
. (1954 ) J. clin. Path.
7 , 122 .
9.
Willis
R A
. (1952 ) The Spread of Tumours in the Human Body . London ; p 254 .
