American Native Continental Ancestry GroupAfrican Continental Ancestry GroupEuropean Continental Ancestry GroupAsian Continental Ancestry GroupAfrican AmericansOceanic Ancestry GroupChild WelfareDisabled ChildrenChild BehaviorGenealogy and HeraldryAfricaPolymorphism, Single NucleotideGenetics, PopulationGenotypeSouth AfricaTrypanosomiasis, AfricanGenome-Wide Association StudyHaplotypesCentral African RepublicGene FrequencyGenetic VariationChild Health ServicesGenetic Predisposition to DiseaseEthnic GroupsChild RearingPhylogenyIndians, South AmericanGene PoolRisk FactorsAfrican Swine Fever VirusChild Behavior DisordersChild, InstitutionalizedChild PsychologyTrinidad and TobagoCase-Control StudiesChild of Impaired ParentsAfrica, WesternUnited StatesChild, OrphanedAllelesDental Care for ChildrenHispanic AmericansLinkage DisequilibriumGenetic LociParentsPrevalenceAfrican Swine FeverGenome, HumanGenetic MarkersPrincipal Component AnalysisCross-Sectional StudiesAge Factors