Abstract

References
1.
Ball
C B
(1894 ) The Rectum and Anus. London
2.
Chaudhury
N A
&
Truelove
S C
(1962 ) Quart. J. Med.
31 , 307
3.
Earle
S T
(1911 ) Diseases of the Anus, Rectum and Sigmoid. Philadelphia
4.
Gant
S G
(1923 ) Diseases of Rectum, Anus, and Colon. Philadelphia
5.
Heffernon
E W
(1963 ) Med. Clin. N. Amer.
47 , 425
6.
Heffernon
E W
Millhon
W C
&
Rosen
S W
(1960 ) J. Amer. med. Ass.
173 , 1
7.
Lockhart-Mummery
J P
(1910 ) Diseases of Colon. Bristol
8.
Pruitt
M C
(1931 ) Modern Proctology. London
9.
Tuttle
J P
(1903 ) Diseases of the Anus, Rectum and Pelvic Colon. London
10.
Wangel
G
&
Deller
D J
(1965 ) Gastroenterology
48 , 69
11.
Wolf
J W
(1962 ) Missouri Med.
59 , 495
