CounterimmunoelectrophoresisImmunoelectrophoresisPrecipitinsLatex Fixation TestsAgglutination TestsMeningitisAntigens, BacterialMeningitis, HaemophilusImmunodiffusionViruses, UnclassifiedAntibodies, FungalStreptococcus pneumoniaeHaemophilus influenzaeHemagglutination TestsCinchona AlkaloidsEvaluation Studies as TopicAleutian Mink DiseaseAleutian Mink Disease VirusCross ReactionsSensitivity and SpecificityReagent Kits, DiagnosticStreptococcus agalactiaeImmunoelectrophoresis, Two-DimensionalHepatitis B AntigensNeisseria meningitidisPneumonia, PneumococcalAntibodies, BacterialFalse Positive ReactionsSubstrate SpecificityTeichoic AcidsComplement Fixation Tests