. . . . . . . . . . . . "[Several studies have disclosed an association between the previously known variants of the CTLA4 gene and autoimmune disorders, but no study has as yet found any definite association between vitiligo and the CTLA4 polymorphisms.]. 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 . "2014-10-02T12:35:54+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .