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

THE OCCURRENCE OF A HERITABLE TWISTED NOSE IN THE HOUSE MOUSE, MUS MUSCULUS.

Proc. Natl. Acad. Sci. U.S.A.. Nov 15, 1929;15(11):838-9.
Keeler CE.

Howe Laboratory, Harvard Medical School.