Abstract

References
1.
Bussey
H J R
. (1963 ) Proc. R. Soc. Med.
56 , 494 .
2.
Bussey
H J R
Dukes
C E
Lockhart-Mummery
H E
. (1960 ) In: Cancer of the Rectum. Monographs on Neoplastic Diseases at Various Sites. Ed.
Dukes
C E
. Edinburgh & London ; 3 , 267 .
3.
Carden
A B G
Morson
B C
. (1964 ) Proc. R. Soc. Med.
57 , 559 .
4.
Morson
B C
. (1962 ) J. Amer. med. Ass.
179 , 316 .
