AscarisAscaris lumbricoidesAscariasisGuinea PigsTrichurisIntestinal Diseases, ParasiticHelminthiasisAnthelminticsTrichuriasisParasite Egg CountHookworm InfectionsAncylostomatoideaAntinematodal AgentsAlbendazoleHelminth ProteinsSwineSwine DiseasesAntigens, HelminthMebendazoleDNA, HelminthLevamisoleAntibodies, HelminthFecesBephenium CompoundsNematodaNematode InfectionsProtozoan InfectionsToilet FacilitiesToxocara canisToxocara