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

False-positive mammograms--can the USA learn from Europe?

Lancet. 1 11, 2005;365(9453):7-8.
Fletcher SW, Elmore JG.

Department of Ambulatory Care and Prevention, Harvard Medical School and Harvard Pilgrim Health Care, Boston, MA 02115, USA. suzanne_fletcher@hms.harvard.edu