title: Avian influenza. Introduction.
authors.affiliation: Friedrich-Loeffler-Institut. Federal Research Institute for Animal Health, Greifswald-Insel Riems, Germany.
authors.forename: Thomas
authors.initials: T
authors.lastname: Mettenleiter
mesh_terms: D000818:Animals; D001717:Birds; D004196:Disease Outbreaks / Q000517:prevention & control; D006801:Humans; D053124:Influenza A Virus, H5N1 Subtype / Q000472:pathogenicity*; D005585:Influenza in Birds / Q000453:epidemiology / Q000635:transmission / Q000821:virology; D007251:Influenza, Human / Q000517:prevention & control / Q000821:virology