title: [SARS, pandemic influenza, avian influenza: quest for missing link].
authors.affiliation: sitamura@nih.go.jp
authors.forename: Shigeyuki
authors.initials: S
authors.lastname: Itamura
mesh_terms: D000818:Animals; D001208:Asia / Q000453:epidemiology; D004196:Disease Outbreaks; D006801:Humans; D009980:Influenza A virus / Q000472:pathogenicity; D005585:Influenza in Birds / Q000453:epidemiology / Q000635:transmission / Q000821:virology; D007251:Influenza, Human / Q000453:epidemiology / Q000635:transmission / Q000821:virology; D011200:Poultry; D011201:Poultry Diseases / Q000453:epidemiology / Q000635:transmission / Q000821:virology; D045473:Severe acute respiratory syndrome-related coronavirus / Q000472:pathogenicity; D045169:Severe Acute Respiratory Syndrome / Q000453:epidemiology / Q000635:transmission / Q000821:virology*; D014774:Virulence; D015047:Zoonoses / Q000453:epidemiology / Q000635:transmission