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

Prophylaxis against venous thromboembolism in ambulatory patients with cancer.

N. Engl. J. Med.. Jun 26, 2014;370(26):2515-9.
Connors JM.

From the Hematology Division, Brigham and Women's Hospital, and Dana-Farber Cancer Institute - both in Boston.