. . . . . . . "[Epithelial PD-L1 was expressed on only 2% of cases, although PD-L1(+) immune cells were observed in 18% of esophageal adenocarcinomas.]. 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 . "2017-10-17T13:18:25+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .