Px 9/ x Original Contributions JAMA The Journal of the American Medical Association Apr* 18. 1&86 Vol 255, No. 15 Health Effects of Long-term Exposure to 2,3,7,8-Tetrachlorodibenzo-p-Dioxin Richard E.

UNITED STATES DISTRICT COURT SOUTHERN DISTRICT OF WEST VIRGINIA AT CHARLESTON JAMES M.

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1 IN THE CIRCUIT COURT TWENTIETH JUDICIAL CIRCUIT OF ILLINOIS 2 ST.

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G E N E R A L ^ ELECTRIC C O R P O R A T E n7 R E S E A R C H AND G E N E R A L E L E C T R IC C O M P A N Y .

OF COUNSEL: W ILLIAM N.

TO: FROM: RE: DATE: MEMORANDUM Doug Cohen Study Showing Statistical Correlation between PCBs and Breast Cancer March 25, 1992 Bill Snyder sent me the attached study which shows among other things that mean concentrations of PCBs were 50-60% higher in tissues of women who had breast cancer compared with women in control group who turned out to have non-cancerous growths.

TO: FROM: RE: DATE: MEMORANDUM John Kim Paul Merrell Nevada Power v.

MEMORANDUM TO: FROM: RE: DATE: Paul Merrell and File Ralph Bradley pe&j.

r Stokinger 75 BY MS.

----4 w Threshold Limit Values for 1961 Adopted et ti e 23rd Annual M eetint of f i r American Conference of Governmental Industrial Hygienists, Detroit, Afickizan, April M 2 , 2961 Threshold Emit* should be used as guides in the control of health hazards and should not be regarded as fine tines between safe and dangerous concentrations.

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