Protozoan InfectionsIntestinal Diseases, ParasiticHelminthsHelminthiasisGiardia lambliaYemenAmoebozoaEntamoeba histolyticaEntamoebiasisGiardiasisBacteriaFecesEukaryotaCryptosporidiosisProtozoan Infections, AnimalPrevalenceProtozoan ProteinsGram-Negative BacteriaGram-Positive BacteriaCiliophoraDNA, ProtozoanBacteria, AnaerobicMolecular Sequence DataGenes, ProtozoanRNA, ProtozoanPhylogenyRNA, Ribosomal, 16SGenome, ProtozoanBacterial ProteinsBacteria, AerobicDNA, BacterialDNA, Ribosomal