The coefficient factors of breast cancer are all, except:

The coefficient factors of breast cancer are all, except:

The coefficient factors of breast cancer are all, except: 


A. Age (40-50 years)
B. Dyshormonal disturbances of genitals
C. Heritablity
D. Smoking
E. Diseases of glandula mammae (fibroadenoma, mastitis, mastopathia etc.)


Answer: D. Smoking


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