%0 Journal Article %T Population Migration and the Variation of Dopamine D4 Receptor (DRD4) Allele Frequencies Around the Globe %A Chen, Chuansheng %A Burton, Michael %A Greenberger, Ellen %A Dmitrieva, Julia %A , %J Evolution and Human Behavior %@ 1090-5138 %D 1999-09-01 %I Elsevier BV %~ DeepDyve