title: Anthropological significance of phenylketonuria and the importance of heterozygote advantage.
mesh_terms: D000883:Anthropology; D004641:Emigration and Immigration; D006579:Heterozygote; D006801:Humans; D007494:Ireland; D009664:Norway; D010661:Phenylketonurias / Q000453:epidemiology / Q000235:genetics*; D012606:Scotland