the process of cyst formation in female mammary glands was found to be enhanced by intensified endocrine influences on them in the interval of 6 months to 2 1/2 years ( the effect of maternal hormones received by the baby with milk ) and from 11 to 15 years ( physiological activation of endocrine glands ) and to decline in the period of relative quiescence at the age of 2 1/2 to 11 years .
C0014136
endocrine
C0014133
endocrine glands