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

A Probable New Mutation to White-Belly in the House Mouse, Mus Musculus.

Proc. Natl. Acad. Sci. U.S.A.. 12 1, 1931;17(12):700-3.
Keeler CE.

The Howe Laboratory of the Harvard Medical School and the Bussey Institution.