Abstract

References
1.
Furakawa
T
Takagi
A
Nakao
K
Sugita
H
Tsukagoshi
H
Tsubaki
T
(1968 ) Neurology (Minneap.)
18 , 942 .
2.
Rook
A J
Wilkinson
D S
Ebling
F J G
(1968 ) Textbook of Dermatology . Oxford & Edinburgh ; p 1083 .
3.
Sorsby
A
(1964 ) Modern Ophthalmology . London ; 3 , 294 .
