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

Clinical problem-solving. Waiting for the other foot to drop.

N. Engl. J. Med.. Jun 06, 2013;368(23):2220-5.
Scully EP, Klompas M, Morgan EA, Miller AL, Loscalzo J.

Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, USA.