SIGEL, M M Demonstration of influenza virus, Type B, in a recent outbreak of upper respiratory infection. [electronic resource] - Science (New York, N.Y.) Dec 1945 - 646 p. digital Publication Type: Journal Article ISSN: 0036-8075 Subjects--Topical Terms: Disease OutbreaksHumansInfluenza, Human--epidemiologyOrthomyxoviridaeRespiratory SystemRespiratory Tract DiseasesRespiratory Tract Infections