Abstract

References
1.
Birge
S T
Kentmann
H T
Cuatrecasas
P
Whedon
G D
. (1967 ) New Engl. J. Med.
276 , 445
2.
Borgström
B
Dahlqvist
A
Lundh
G
Sjövall
J
. (1957 ) J. clin. Invest . 36 , 1521
3.
Cook
G C
. (1967 ) Brit. med. J.
i , 613
4.
Crane
R I C
. (1968 ) In: Handbook of Physiology . American Physiological Society , Washington ; Sect. 6, Alimentary Canal, 3 , 1323
5.
Cuatrecasas
P
Lockwood
D H
Caldwell
J R
. (1965 ) Lancet
i , 14
6.
Dahlqvist
A
Auricchio
S
Semenza
G
Prader
A
. (1963 ) J. clin. Invest . 42 , 556
7.
Ferguson
A
Maxwell
J D
. (1967 ) Lancet
ii , 188
8.
Laws
J W
Spencer
J
Neale
G
. (1967 ) Brit. J. Radiol . 40 , 594
9.
McMichael
H B
Webb
J
Dawson
A M
. (1965 ) Lancet
i , 717
10.
Neale
G
Clark
M
Levin
B
. (1965 ) Brit. med. J.
ii , 1223
11.
Newcomer
A D
McGill
D B
. (1966 ) Gastroenterology
51 , 481
12.
Newcomer
A D
McGill
D B
. (1967 ) Gastroenterology
53 , 371
13.
Plotkin
G R
Isselbacher
K J
. (1964 ) New. Engl. J. Med.
Ill , 1033
14.
Reid
E W
. (1901 ) J. Physiol. (Lond). 26 , 427
15.
Schmidt
A
Strasburger
I
. (1901 ) Dtsch. Arch. klin. Med.
49 , 570
