LeptospirosisLeptospiraLeptospira interrogansWeil DiseaseAgglutination TestsLeptospira interrogans serovar icterohaemorrhagiaeBarbadosAntibodies, BacterialNew CaledoniaLeptospira interrogans serovar canicolaFloodsZoonosesJaundiceSri LankaThailandIndian Ocean IslandsDisease ReservoirsSeroepidemiologic StudiesAmerican SamoaSerologic TestsDisease OutbreaksDoxycyclineImmunoglobulin MNicaraguaRodent DiseasesHawaiiFeverAzoresMartiniqueRodentiaGuadeloupeEnzyme-Linked Immunosorbent AssayMesocricetus