title: Pandemic influenza viruses--hoping for the road not taken.
authors.affiliation: Office of the Director, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD, USA.
authors.forename: David M
authors.initials: DM
authors.lastname: Morens
authors.forename: Jeffery K
authors.initials: JK
authors.lastname: Taubenberger
authors.forename: Anthony S
authors.initials: AS
authors.lastname: Fauci
mesh_terms: D000818:Animals; D001717:Birds; D006801:Humans; D009980:Influenza A virus / Q000235:genetics*; D005585:Influenza in Birds / Q000821:virology; D007251:Influenza, Human / Q000453:epidemiology / Q000821:virology*; D009154:Mutation; D058873:Pandemics