. . . . . . . . . . . . "[We conclude that a large C4A,CYP21A gene deletion, particularly associated with the HLA-B44, -DR2, and -DR3 alleles, is the strongest genetic risk factor thus far identified for SLE susceptibility in black Americans. Furthermore, the unique preponderance of the C4B short gene form may be a factor in the actual formation of the deletion.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2013-07-06"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:32:28+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .