. . . . . . . "[However, KRAS genotyping may be very challenging in case of poor tumor cellularity, particularly when major tumor regression is achieved in locally advanced rectal adenocarcinomas after radiochemotherapy.]. 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 . "2017-10-17T13:14:10+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .