Abstract

References
1.
Blackstone M.O.
, &
Nemchauskey B.A.
(1978 ) American Journal of Digestive Diseases 23 , 579 –585
2.
Bonnel D.
,
Grenier P.
,
Cornud F.
, &
Nahum H.
(1982 ) Gastroenterologie Clinique et Biologique 6 , 73 –79
3.British Medical Journal (1976 ) ii , 1090 –1091
4.
Chapman R.W.G.
,
Arborgh B.A.M.
,
Rhodes J.M.
,
Summerfield J.A.
,
Dick R.
,
Scheuer P.J.
, &
Sherlock S.
(1980 ) Gut 21 , 870 –877
5.
Chapman R.W.G.
,
Burroughs A.K.
,
Bass N.M.
, &
Sherlock S.
(1981 ) Digestive Diseases and Sciences 26 , 778 –782
6.
Kotel C.M.
,
Baddeley H.
, &
Salmon P.R.
(1979 ) Clinical Radiology 30 , 445 –450
7.
Lefkowitch J.H.
(1982 ) Archives of Internal Medicine 142 , 1157 –1160
8.
Ludwig J.
,
Barbara S.S.
,
La Russo M.F.
,
Elveback L.R.
,
Wiesner R.H.
, &
McCall J.T.
(1981 ) Hepatology 1 , 632 –640
9.
Thompson H.H.
,
Pitt H.A.
,
Tompkins R.K.
, &
Longmire W.P.
(1982 ) Annals of Surgery 196 , 127 –136
10.
Wiesner R.M.
, &
La Russo N.F.
(1980 ) Gastroenterology 79 , 200 –206
11.
Williams L.F.
, &
Schoetz D.J.
(1981 ) Surgical Clinics of North America 61 , 951 –962
