title: Pandemic influenza: risk of multiple introductions and the need to prepare for them.
authors.affiliation: Department of Epidemiology, Harvard School of Public Health, Boston, Massachusetts, United States of America.
authors.forename: Christina E
authors.initials: CE
authors.lastname: Mills
authors.forename: James M
authors.initials: JM
authors.lastname: Robins
authors.forename: Carl T
authors.initials: CT
authors.lastname: Bergstrom
authors.forename: Marc
authors.initials: M
authors.lastname: Lipsitch
mesh_terms: D000818:Animals; D001717:Birds; D003264:Containment of Biohazards; D004189:Disaster Planning; D004196:Disease Outbreaks / Q000517:prevention & control*; D014943:Global Health; D006291:Health Policy; D006801:Humans; D053124:Influenza A Virus, H5N1 Subtype; D005585:Influenza in Birds / Q000453:epidemiology; D007251:Influenza, Human / Q000453:epidemiology*