title: Editorial: Gene frequencies and history.
mesh_terms: D000349:Africa; D000483:Alleles; D004641:Emigration and Immigration; D005787:Gene Frequency; D006664:History; D049690:History, Ancient; D049691:History, Medieval; D006801:Humans; D009664:Norway; D010661:Phenylketonurias / Q000235:genetics / Q000266:history; D006113:United Kingdom