title: Reply to "The 1977 H1N1 Influenza Virus Reemergence Demonstrated Gain-of-Function Hazards".
authors.affiliation: UPMC Center for Health Security, Baltimore, Maryland, USA.
authors.forename: Michelle
authors.initials: M
authors.lastname: Rozo
authors.affiliation: UPMC Center for Health Security, Baltimore, Maryland, USA ggronvall@upmc.edu.
authors.forename: Gigi Kwik
authors.initials: GK
authors.lastname: Gronvall
mesh_terms: D055885:Biohazard Release; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000453:epidemiology* / Q000821:virology*
chemical_list: D007252:Influenza Vaccines