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

Case records of the Massachusetts General Hospital. Case 30-2013. A 19-year-old man with otalgia, slurred speech, and ataxia.

N. Engl. J. Med.. Sep 26, 2013;369(13):1253-61.
Cho TA, Schmahmann JD, Cunnane ME.

Department of Neurology, Massachusetts General Hospital, Boston, USA.