. . . . . . . "[Correlations between the expression levels of these miRNAs and clinicopathological factors, including prognosis, were analyzed. miR-18a expression was much higher in ER?-negative than in ER?-positive tumors (P < 0.0001), with the expression levels of miR-18a not differing in ER?-positive breast cancer as a function of ER? protein level.]. 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 . "2017-10-17T13:19:19+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .