The western and eastern roots of the Saami--the story of genetic "outliers" told by mitochondrial DNA and Y chromosomes. - Tambets K; Rootsi S; Kivisild T; Help H; Serk P; Loogväli EL; Tolk HV; Reidla M; Metspalu E; Pliss L; Balanovsky O; Pshenichnov A; et al. (American journal of human genetics, 2004)