Paper Chase is a research database designed to offer abstracts of research articles published in journals that have a highly rated impact factor as determined by ISI Impact Factor and PageRank. Abstracts are organized by date, with the most recently published papers listed first. 

Paper Chase

Acute chemical emergencies.

N. Engl. J. Med.. Feb 19, 2004;350(8):800-8.
Kales SN, Christiani DC.

Cambridge Health Alliance, Department of Medicine, Occupational and Environmental Health, Harvard Medical School, Cambridge, Mass 02139, USA.