Abstract

References
1.
Adie
W. J.
Critchley
M.
, Brain , 1927 , 1 , 142 .
2.
Critchley
M.
, Brain , 1928 , li , 123 .
3.
Freeman
W.
, “Human Biology ,” 1929 , 1 , 416 .
4.
Freeman
W.
Crosby
P. T.
, Journ. Amer. Med. Assoc. , 1929 , xciii , 7 .
5.
Mayer
C.
Reisch
O.
, Deutsch. Zeitschr. f Nervenheilk. , 1928 , cii , 28 .
6.
Schuster
P.
, Personal communication.
7.
Schuster
P.
Pineas
H.
, Deutsch. Zeitsch. f. Nervenheilk. , 1926 , xci , 29 .
8.
Sittig
O.
, Personal communication.
9.
Symonds
C. P.
, Brain , 1928 , li , 121 .
