A three-single-nucleotide polymorphism haplotype in intron 1 of OCA2 explains most human eye-color variation.
American Journal Of Human Genetics
Duffy, David L DL; Montgomery, Grant W GW; Chen, Wei W; Zhao, Zhen Zhen ZZ; Le, Lien L; James, Michael R MR; Hayward, Nicholas K NK; Martin, Nicholas G NG; Sturm, Richard A RA