Environmental Research Foundation . . P.O. Box 5036, Annapolis, MD 21403 . .
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To subscribe, E-mail the words . . Although the number of women involved is small, the new study adds to a growing body of evidence indicating that many chlorinated hydrocarbons mimic female hormones and disrupt the human reproductive system and immune system. Tissue biopsies had been done for diagnostic purposes and this study looked at chemical contaminants in the tissue samples. Average height and weight were nearly identical for the two groups. The causes of breast cancer are not well understood.