title: An H1N1 Update: Deja Flu?
authors.affiliation: Division of Pulmonary and Critical Care Medicine Department of Medicine University of Michigan Medical School Ann Arbor, MI.
authors.forename: Dru D
authors.initials: DD
authors.lastname: Claar
authors.forename: Robert C
authors.initials: RC
authors.lastname: Hyzy
mesh_terms: D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype; D007251:Influenza, Human