. . . . . . . "[This study indicated that the ras gene mutation was relatively high in oral cancers associated with tobacco chewing and the ras and p53 mutational events seem to be independent and mutually exclusive.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:16:55+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .