Abstract
References
1.
Bogoch A.
(1974 ) In: Diseases of Blood Vessels in Gastroenterology , vol 1 . Ed.
Bockus L.
Saunders , Philadelphia ; pp 790 –791
2.
Champion R.H.
(1972 ) In: Textbook of Dermatology , vol 1 . 2nd edn. Ed.
Rook A
,
Wilkinson D S
, and
Ebling F J G
. Blackwell , Oxford ; pp 897 –899
3.
Feizi O.
(1972 ) Gastroenterology 63 , 660 –664
4.
Smith C R
Jr.
,
Bartholomew L.G.
, &
Cain J.C.
(1963 ) Gastroenterology 44 , 1 –6