. . . . . . . "[The incidence of HCC was studied by prospective follow-up of patients with cirrhosis by regular hepatic ultrasound examinations and serum alpha-fetoprotein surveillance in the following four groups: i) HBsAg-positive, 300 patients; ii) anti-HCV positive, 151 patients; iii) both positive, 144 patients; and iv) both negative, 62 patients.]. 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 . "2017-10-17T13:10:19+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .