Abstract

References
1.
Alvarez
W. C.
(1948 ) Introduction to Gastro-Enterology , 4th edit . London .
2.
Arafa
M. A.
(1933 ) Gastro-Enterology . London ; p. 132 .
3.
Cordiner
G. R. M.
(1942 ) Personal communication.
4.
Hurst
A. F.
(1929 ) Gastric and Duodenal Ulcer . London ; p. 233 .
5.
Kaufman
S.
Levine
I.
(1936 ) Radiology , 27 , 301 .
6.
Moench
L.
(1951 ) Headache . Chicago .
7.
Riley
H. A.
(1932 ) Bull. neurol. Inst., N.Y. , 2 , 429 .
8.
Schinz
H. R.
, (1954 ) Roentgen-Diagnostics . London ; 4 , 3243 .
9.
Wolf
S.
(1943 ) J. clin. Invest. , 22 , 877 .
10.
Wolf
S.
Wolff
H. G.
(1947 ) Human Gastric Function . London .
11.
Berg
H. H.
(1931 ) Röntgenuntersuchungen am Innenrelief des Verdauungskanals . 2nd edit . Leipzig .
12.
Steiner
G.
(1933 ) Med. Klinik , 29 , 1484 .
13.
Steiner
G.
(1938 ) Röntgenpraxis , 10 , 507 .
14.
Steiner
G.
(1949 ) Brit. J. Radiol. , 22 , 25 .
15.
Steiner
G.
(1950 ) Sixth Int. Congr. Radiol. , London , p. 85 (abstract).
