GiardiaGiardia lambliaGiardiasisCryptosporidiumTrophozoitesFecesCryptosporidiosisCryptosporidium parvumOocystsProtozoan ProteinsProtozoan InfectionsDNA, ProtozoanParasitologyAntigens, ProtozoanAntiprotozoal AgentsRNA, ProtozoanDiplomonadidaGiardiavirusGenome, ProtozoanEntamoebaZoonosesSpores, ProtozoanGenes, ProtozoanTriose-Phosphate IsomeraseGerbillinaeEntamoeba histolyticaWater SupplyMolecular Sequence DataParasite Egg CountDiarrheaTrichomonas vaginalisMetronidazole