http://togogenome.org/gene/9157:DRD4 ^@ http://purl.uniprot.org/uniprot/A5GXL4 ^@ 17472912 ^@ Proc Biol Sci|||Proc. R. Soc. B ^@ Drd4 gene polymorphisms are associated with personality variation in a passerine bird. ^@ Drent P.J.|||Fidler A.E.|||Kempenaers B.|||Kuhn S.|||Mueller J.C.|||van Oers K.