Abstract

References
1.
Davson
J.
(1939 ) J. Path. Bact ., 49 , 483 .
2.
Davson
J.
Susman
W.
(1937 ) J. Path. Bad ., 45 , 597 .
3.
Heggie
J. F.
(1946 ) J. Path. Bact ., 58 , 575 .
4.
Page
R. C.
(1935 ) Amer. J. med. Sci ., 189 , 44 .
5.
Simson
F. W.
Strachan
A. S.
(1931 ) J. Path. Bact ., 34 , 1 .
6.
Stewart
M. J.
(1929 ) Brit. med. J . (ii ), 581 .
7.
Stewart
M. J.
(1934 ) J. Tech. Meth. and Bull. Internat. Assoc. Med. Museums , 13 , 70 .
8.
Stewart
M. J.
Tattersall
N.
Haddow
A. C.
(1932 ) J. Path. Bact ., 35 , 737 .
