Marine, W M Influenza detection: a prospective comparison of surveillance methods and analysis of isolates. [electronic resource] - American journal of epidemiology Sep 1976 - 248-55 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0002-9262 Standard No.: 10.1093/oxfordjournals.aje.a112297 doi Subjects--Topical Terms: AdultAntigens, Viral--analysisChildDisease OutbreaksEpidemiologic MethodsGeorgiaHumansInfluenza A virus--immunologyInfluenza, Human--diagnosisPneumonia--epidemiologyRespiratory Tract Diseases--epidemiology