OocystsCryptosporidium parvumCryptosporidiumCryptosporidiosisCell WallCoccidiaEimeriaCoccidiosisGiardiaIsosporaParasite Egg CountFecesParasitologyCyclosporaEucoccidiidaWater SupplyThoracic WallAbdominal WallWaterDNA, ProtozoanWater PurificationEimeriidaeFiltrationFresh WaterCyclosporiasisEimeria tenellaGiardiasisWater PollutionDisinfectionPotassium DichromateToxoplasmaSporozoitesSpores, ProtozoanImmunomagnetic SeparationFluorescent Antibody Technique, DirectIsosporiasisAnophelesCattle DiseasesSewageRNA, Ribosomal, 18SApicomplexaMineral WatersAntibodies, ProtozoanToxoplasmosis, AnimalBenzophenoneidumCattleChlorine CompoundsStaining and LabelingRiversPlasmodium bergheiWater MicrobiologyPropidiumUnionidaeAntigens, ProtozoanGiardia lamblia