Severe Acute Respiratory SyndromeSARS VirusPorcine Reproductive and Respiratory SyndromeSpike Glycoprotein, CoronavirusCoronavirusPorcine respiratory and reproductive syndrome virusCommunicable Diseases, EmergingNucleocapsid ProteinsViverridaeCoronavirus 229E, HumanCoronavirus InfectionsDisease OutbreaksQuarantineHong KongVero CellsViral Envelope ProteinsSyndromeInfectious Disease Transmission, Patient-to-ProfessionalCercopithecus aethiopsAntibodies, ViralPatient IsolationViral VaccinesMembrane GlycoproteinsInfection ControlCoronavirus OC43, HumanSingaporePeptidyl-Dipeptidase AViral ProteinsMolecular Sequence DataChest PainContact TracingNucleocapsidPorcine Respiratory CoronavirusViral Nonstructural ProteinsNeutralization TestsReceptors, VirusRNA ReplicaseChinaVirus ReplicationTaiwanVirus InternalizationLungSwineChiropteraChronology as TopicRNA, ViralViral Matrix ProteinsAmino Acid SequenceArterivirusPersonnel, HospitalCell LineZoonosesMurine hepatitis virusPolyproteinsCysteine EndopeptidasesGenome, ViralPostoperative ComplicationsAntiviral AgentsCoronavirus NL63, HumanRadiography, ThoracicRaccoon DogsProtein Structure, TertiaryTravelArteriviridaeCommunicable Disease ControlEpitope MappingAntigens, ViralDisease Transmission, InfectiousReverse Transcriptase Polymerase Chain ReactionCinanserinOpen Reading FramesCross InfectionEnzyme-Linked Immunosorbent AssayOntarioRetrospective StudiesTime FactorsSensitivity and SpecificityMasksPancreatitisVentilationAntibodies, NeutralizingOlfactory Nerve DiseasesCarboxypeptidasesMice, Inbred BALB CPhylogenyConvalescencePneumonia, ViralTreatment OutcomeDisease ReservoirsWorld HealthBase SequenceVirus AttachmentViral Structural ProteinsModels, MolecularChillsArterivirus InfectionsVirosomesInfection Control PractitionersAcute DiseaseRisk Factors