. . . . . . . . . . . . "[The aim of this work is to study the expression of MHC antigens and the ras oncogene product, p21ras, in 60 primary breast tumors in order to define its clinical significance in tumor progression.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:36:43+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .