Abstract
References
1.
Martin
L.
(1939 ), Proc. Roy. Soc. Med. , 32 , 1424 (Sect. Med., 52).
2.
Id. (1942 ), Quart. J. Med. , 35 , 1 .
3.
Borak
(1935 ), Radiology , 24 , 535 .
4.
Habs
(1936 ), Deutsche med. Wchnschr. , 62 , 1125 .
5.
Jenkinson
Hunter
(1938 ), Surg., Gynec. & Obst. , 66 , 218 .
6.
Prüfer
(1931 ), München. med. Wchnschr. , 78 , 2187 .
7.
Williams
(1932 ), Radiology , 18 , 553 .