Ascaris lumbricoidesAscarisAscariasisTrichurisIntestinal Diseases, ParasiticHelminthiasisTrichuriasisHelminthsAncylostomatoideaHookworm InfectionsAnthelminticsAscaris suumParasite Egg CountMebendazoleAscaridoideaAscaridida InfectionsAlbendazoleAntinematodal AgentsNematode InfectionsProtozoan InfectionsRaccoonsToxocaraFecesNecator americanusPyrantel PamoateToilet FacilitiesAscaridiasisAntibodies, HelminthNematodaLarva MigransSoilEcuadorDNA, HelminthAntigens, HelminthThiabendazoleParasitic DiseasesAncylostomaCentral Nervous System HelminthiasisNecatoriasisLevamisoleToxocara canisSanitationPrevalenceHelminth ProteinsStrongyloides stercoralisParasitologyParasitesAscaridiaToxocariasisAncylostomiasisProcyonidaeHygieneStrongyloidiasisRural HealthGiardiasisHelminthiasis, AnimalSchistosomiasisEthiopiaPetsGiardia lambliaRural PopulationImmunoglobulin EBrazilKenyaCameroon