False Negative ReactionsDrug HypersensitivityHypersensitivity, DelayedBacteriological TechniquesEvaluation Studies as TopicHypersensitivity, ImmediateSkin TestsHypersensitivityAnaphylaxisFalse Positive ReactionsDermatitis, ContactDrug EruptionsDiphenhydraminePassive Cutaneous AnaphylaxisDinitrofluorobenzeneArthus ReactionPicryl ChlorideIntradermal TestsSensitivity and SpecificityDermatitis, Allergic ContactImmunoglobulin EHaptensSkinOxazoloneDideoxynucleosidesStevens-Johnson SyndromeImmunity, CellularAlveolitis, Extrinsic AllergicFood HypersensitivityDesensitization, ImmunologicGuinea PigsTuberculinPatch TestsLatex HypersensitivityDinitrochlorobenzeneAntigensExanthemaHistamine H1 AntagonistsUrticariaErythemaBasophilsDentin SensitivityMast CellsPaclitaxelAllergensCarbamazepineSulfamethoxazoleMice, Inbred BALB CDiagnostic ErrorsImmunizationT-LymphocytesOvalbuminLymph NodesReproducibility of ResultsPremedicationConjunctivitis, AllergicAntineoplastic Agents, PhytogenicAntibody FormationDapsoneCarbazilquinoneCastor OilCell Migration InhibitionTime FactorsIrritantsImmunization, PassiveFrozen SectionsPredictive Value of TestsHistamine ReleaseAnti-Allergic AgentsAntiveninsOrganoplatinum CompoundsGenital Neoplasms, FemaleBronchial SpasmSpleenMice, Inbred C57BLHLA-B AntigensRespiratory HypersensitivityBCG VaccinePetrolatumInfusions, IntravenousAlgorithmsRetrospective StudiesHyperalgesiaLymphocyte ActivationSchistosomatidaeFreund's AdjuvantEnzyme-Linked Immunosorbent AssayLymphocytesEdemaDose-Response Relationship, ImmunologicImmunoglobulin GEmbalmingSnake Bites