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References
1.
Tunberg
L. A.
(1971 ). Gut , 12 , 811 .
2.
Wrong
O.
Metcalfe-Gibson
A.
Morrison
R. B. I.
Howard
A. V.
(1965 ). Clinical Science , 28 , 357 .
3.
Edmond
C. J.
Godffrey
R. C.
(1970 ). Gut , 11 , 330 .
4.
Shields
R.
Miles
J. B.
Gilbertson
C.
(1968 ). British Medical Journal , 1 , 93 .