title: Human H5N1 infections: so many cases--why so little knowledge?
authors.affiliation: European Centre for Disease Prevention and Control.
authors.forename: Angus
authors.initials: A
authors.lastname: Nicoll
mesh_terms: D000818:Animals; D001717:Birds; D004196:Disease Outbreaks / Q000706:statistics & numerical data*; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D015994:Incidence; D053124:Influenza A Virus, H5N1 Subtype / Q000302:isolation & purification*; D005585:Influenza in Birds / Q000453:epidemiology* / Q000821:virology; D007251:Influenza, Human / Q000453:epidemiology* / Q000821:virology; D038622:Internationality; D011159:Population Surveillance; D018570:Risk Assessment / Q000379:methods*; D012307:Risk Factors