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

Peter Huttenlocher (1931-2013).

Nature. Oct 10, 2013;502(7470):172.
Walsh CA.

Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA. christopher.walsh@childrens.