title: Pandemic influenza and its definitional implications.
authors: Johns Hopkins Bloomberg School of Public Health, 615 N Wolfe Street (Room E7036), Baltimore, MD, 21205, United States of America. dbarnett@jhsph.edu
authors: Daniel J
authors: DJ
authors: Barnett
mesh_terms: D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D058873:Pandemics; D012660:Semantics