Antigenic and genetic characteristics of zoonotic influenza viruses and candidate vaccine viruses developed for potential use in human vaccines

2 March 2017

This summary provides a review on the zoonotic influenza virus activity and virus characterization, and describes the current status of the development of candidate vaccine viruses for pandemic preparedness purposes. It is meant to provide guidance for national authorities and vaccine companies on the selection of candidate viruses for use in vaccine development.

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