. . . . . . . "[These results suggest that, in contrast to the hypothesis, smoking does not increase the risk for colorectal tumors with a mutated KRAS gene.Some smoking characteristics, i.e. being an ex-smoker, frequency and inhalation, may be associated with risk for colorectal cancer characterized by the wild-type KRAS gene, especially in men.]. 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 . "2017-10-17T13:14:11+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .