Originally Posted by Denglisch
JONATHAN M. SAMET, M.D., FRANCESCA DOMINICI, PH.D., FRANK C. CURRIERO, PH.D., IVAN COURSAC, M.S., AND SCOTT L. ZEGER, PH.D.
FINE PARTICULATE AIR POLLUTION AND MORTALITY IN 20 U.S. CITIES, 1987–1994
The New England Journal of Medicine
VOLUME 343 DECEMBER 14, 2000 NUMBER 24
© Copyright, 2000, by the Massachusetts Medical Society
http://www.nejm.org/doi/pdf/10.1056/NEJM200012143432401

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Last edited by Denglisch; 10/24/13 06:50 AM.