Abstract
References
1.
Burrell
C D
(1956 ) Brit. med. J.
ii , 1456
2.
Cohen
S I
(1960 ) Lancet
ii , 1194
3.
Cook
I A
Melrose
S G
Roy
J R
(1957 ) Brit. med. J.
ii , 276
4.
Curran
T P
Barabas
E
(1961 ) Brit. med. J.
i , 257
5.
Earle
B V
(1957 ) Lancet
ii , 925
6.
Glick
L
(1957 ) Brit. med. J.
i , 932
7.
Gore
C P
Biezanek
A
(1956 ) Lancet
ii . 1081
8.
Hobson
Q J G
(1961 ) Brit. med. J.
i , 1368
9.
Israëls
M C G
Wilkinson
J F
(1937 ) Quart. J. Med.
6 , 35
10.
Johnson
R S
Moore
W G
(1961 ) Brit. med. J.
i , 1369
11.
Lloyd
T W
(1961 ) Lancet
i , 114
12.
Schick
G
Virks
J
(1956 ) New Engl. J. Med.
255 , 798
13.
Scott
J L
Cartwright
G E
Wintrobe
M M
(1959 ) Medicine, Baltimore
38 , 119
14.
Shaw
A B
(1955 ) Brit. med. J.
ii , 246
15.
Tait
G B
(1957 ) Lancet
i , 303
16.
Turner
P
(1960 ) Brit. med. J.
i , 1790
17.
Venning
G R
(1957 ) Brit. med. J.
ii , 146
18.
Zuckerman
A J
Chazan
A A
(1958 ) Brit. med. J.
ii , 1338