. . . . . . . . . . . . "[A rare variant of the C4B locus, C4B*2.9, was found in 25% of these patients compared with only 2% of the normal population--a relative risk of 22.1 for glomerulonephritis in individuals with this variant.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:36:46+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .