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1 members (Russ Tanner),
4,801
guests, and
85
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Key:
Admin,
Global Mod,
Mod
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Joined: Sep 2013
Posts: 9,874
Master Elite Member
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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
Last edited by Denglisch; 10/24/13 06:44 AM.
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