Kaplan, E L Diagnosis of streptococcal pharyngitis: differentiation of active infection from the carrier state in the symptomatic child. [electronic resource] - The Journal of infectious diseases May 1971 - 490-501 p. digital Publication Type: Journal Article ISSN: 0022-1899 Standard No.: 10.1093/infdis/123.5.490 doi Subjects--Topical Terms: AdolescentAge FactorsAntibodies--analysisCarrier State--diagnosisChildChild, PreschoolDiagnosis, DifferentialFemaleHumansInfantInfant, NewbornLymphadenitisMaleNose--microbiologyPharyngitis--diagnosisPharynx--microbiologyRheumatic Fever--diagnosisRhinitis--diagnosisSpecies SpecificityStreptococcal Infections--diagnosisStreptococcus--isolation & purification