Research Article

Influenza surveillance: November 1982-June 1983.

Br Med J (Clin Res Ed) 1984; 288 doi: http://dx.doi.org/10.1136/bmj.288.6417.629 (Published 25 February 1984) Cite this as: Br Med J (Clin Res Ed) 1984;288:629

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