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

Infection of the retina by human immunodeficiency virus type I.

N. Engl. J. Med.. Dec 24, 1987;317(26):1643-7.
Pomerantz RJ, Kuritzkes DR, de la Monte SM, Rota TR, Baker AS, Albert D, Bor DH, Feldman EL, Schooley RT, Hirsch MS.

Department of Medicine, Massachusetts General Hospital, Boston 02114.