Antibodies, HeterophileImmunoglobulin Heavy ChainsAntigens, HeterophileInfectious MononucleosisForssman AntigenImmunoconglutininsAntigensHemagglutination TestsLatex Fixation TestsFalse Positive ReactionsImmunoassayAntigens, BacterialAntigens, NeoplasmAntigens, SurfaceHerpesvirus 4, HumanImmunoglobulin GImmunoglobulin MReagent Kits, DiagnosticMolecular Sequence DataAntigens, ViralProtein BindingAntibodies, ViralAmino Acid SequenceBase SequenceBinding SitesAntigens, ProtozoanAntigens, Polyomavirus TransformingHLA Antigens