Coronavirus, FelineFeline Infectious PeritonitisCoronavirus InfectionsCoronavirusCatsCoronavirus, CanineSpike Glycoprotein, CoronavirusFeline PanleukopeniaCat DiseasesAnimals, ZooCoronavirus 229E, HumanCoronavirus, BovineSARS VirusCoronavirus OC43, HumanCoronaviridaeLeukemia Virus, FelineImmunodeficiency Virus, FelineAntigensSevere Acute Respiratory SyndromeCoronaviridae InfectionsMolecular Sequence DataFeline Acquired Immunodeficiency SyndromeMurine hepatitis virusCalicivirus, FelineTransmissible gastroenteritis virusAntigens, BacterialAntigens, ViralInfectious bronchitis virusAntigens, NeoplasmAntigens, SurfaceCoronavirus NL63, HumanSarcoma Viruses, FelineNucleocapsid Proteins