Ocular input for human melatonin regulation: relevance to breast cancer.
: The impact of breast cancer on women across the world has been extensive and severe. As prevalence of breast cancer is greatest in industrialized regions, exposure to light at night has been proposed as a potential risk factor. This theory is supported by the epidemiological observations of decreased breast cancer in blind women and i.....

Citation
Portier C. Comments on the International Symposium on Light, Endocrine Systems and Cancer. Neuro Endocrinol Lett. 2002 Jul; 23(Suppl 2): 79-81