Abstract

References
1.
Grüneberg
R N
. (1970 ) Journal of Clinical Pathology
23 , 259
2.
Grüneberg
R N
Brumfitt
W
. (1967 ) British Medical Journal
iii , 649
3.
Grüneberg
R N
Leigh
D A
Brumfitt
W
. (1969 ) Lancet
ii , 1
4.
Mond
N C
Percival
A
Williams
J D
Brumfitt
W
. (1965 ) Lancet
i , 514
