American Native Continental Ancestry GroupAsian Continental Ancestry GroupCensusesAfrican Continental Ancestry GroupEuropean Continental Ancestry GroupTh2 CellsTh1 CellsOceanic Ancestry GroupAsian AmericansTh17 CellsAsiaGenealogy and HeraldryPolymorphism, Single NucleotideGenetics, PopulationEthnic GroupsAfrican AmericansGenotypeGenome-Wide Association StudyAsia, SoutheasternHaplotypesGene FrequencyGenetic VariationGenetic Predisposition to DiseasePhylogenyGeographyHispanic AmericansIndians, South AmericanGene PoolUnited StatesFar EastResidence CharacteristicsEmigration and ImmigrationGenetic LociRisk FactorsDemographyContinental Population GroupsAllelesTrinidad and TobagoLinkage DisequilibriumSmall-Area AnalysisPopulation GroupsPrincipal Component Analysis