ToxocariasisToxocaraToxocara canisLarva Migrans, VisceralAntibodies, HelminthEye Infections, ParasiticCentral Nervous System HelminthiasisLarva MigransAscariasisAntigens, HelminthSeroepidemiologic StudiesEosinophiliaAnthelminticsEnzyme-Linked Immunosorbent AssayThiabendazoleAlbendazolePicaChild, AbandonedDogsAscaris lumbricoidesZoonosesParasite Egg CountChoroid HemorrhageImmunoglobulin GFood ParasitologyPublic FacilitiesCatsDog DiseasesHelminth Proteins