AmebiasisEntamoeba histolyticaDysentery, AmebicEntamoebiasisLiver Abscess, AmebicEntamoebaAmebicidesLung Diseases, ParasiticAntibodies, ProtozoanTrophozoitesAntigens, ProtozoanProtozoan VaccinesCysteine ProteasesMetronidazoleBangladeshFecesDNA, ProtozoanHemagglutination TestsGerbillinaeProtozoan ProteinsLectinsImmunoglobulin A, SecretorySerologic TestsAntiprotozoal AgentsHomosexuality, MaleEnzyme-Linked Immunosorbent AssayCost of IllnessCritical IllnessSensitivity and SpecificitySeverity of Illness IndexJapanPolymerase Chain Reaction