From: Investigation of glutathione S-transferase zeta and the development of sporadic breast cancer
Allele frequencies
Group
N (alleles)
A
B
C
D
Affected
206
18
44
131
13
%
8.74
21.36
63.59
6.31
Control
28
54
114
10
13.59
26.21
55.34
4.85