Entamoeba histolytica Entamoeba histolytica English Entamoeba histolytica Entamoeba histolytica E. histolytica Entamoeba histolytica Entamoeba histolytica English Entamoeba histolytica Entamoebia Histolytica Entamoeba histolytica fecal-oral spread Entamoeba histolytica Entamoeba histolytica English English English English Entamoeba histolytica Wikipedia pathogenic intestinal Amoeba Entamoeba histolytica English Entamoeba histolytica Wikipedia English Entamoeba histolytica Entamoeba histolytica Entamoeba histolytica Entamoeba Hystolytica Entamoeba histolytica Entamoeba histolytica Entamoeba histolytica pathogenic intestinal Amoeba http://en.wikipedia.org/wiki/Entamoeba_histolytica English Entamoeba histolytica E. histolytica Entamoeba histolytica Entamoeba histolytica English Entamoeba Histolytica Entamoeba histolytica Entamoeba histolytica