Giardia lambliaGiardiaGiardiasisTrophozoitesFecesIntestinal Diseases, ParasiticProtozoan InfectionsProtozoan ProteinsCryptosporidium parvumCryptosporidiumGiardiavirusAntigens, ProtozoanAntiprotozoal AgentsCryptosporidiosisEntamoeba histolyticaDNA, ProtozoanEntamoebaDiarrheaGenome, ProtozoanMetronidazoleGerbillinaeGenes, ProtozoanOocystsSpores, ProtozoanDientamoebaTriose-Phosphate IsomeraseEntamoebiasisParasitologyTrichomonas vaginalisNitroreductasesAntigenic VariationPyruvate SynthaseRNA, ProtozoanMolecular Sequence DataDichlorophenAntibodies, ProtozoanChild Day Care CentersParasite Egg CountDientamoebiasisFluorescent Antibody Technique, DirectEukaryotaBithionolDiplomonadidaHelminths