premenstrual [Adjective] + period [Noun]

Strength Strength Dispersion
A:
4
CHISQ:
224.97
AWT:
38,469,157
TTEST:
1.97
G2:
33.18
FAWT:
1.41
MI:
5.86
LOGLOG:
11.72
JD:
0.29
MI3:
9.86
DICE:
0.03
RANGE: