Influenza

Recommendations for Influenza Vaccine Composition


Southern hemisphere 1999

It is recommended that vaccines to be used in the 1999 season (southern hemisphere winter) contain the following:

  • an A/Sydney/5/97 (H3N2)-like virus;
  • an A/Beijing/262/95 (H1N1)-like virus;
  • a B/Beijing/184/93-like virus. *

* The most widely used vaccine virus is B/Harbin/7/94.

(from Weekly Epdemiological Record, Vol. 73, 40, 1999)

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