. . . . . . . . . . . . "[In a case-control study approach, the functional Val66MET polymorphism (rs6265) of the BDNF gene was investigated in 265 migraine patients and 153 controls/and allele frequencies did not differ between healthy subjects and migraineurs ]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2009-03-31"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2016-05-13T12:43:34+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .