title: H7N9 avian flu infects humans for the first time.
authors.forename: Jane
authors.initials: J
authors.lastname: Parry
mesh_terms: D000818:Animals; D002645:Chickens / Q000821:virology; D002681:China / Q000453:epidemiology; D021821:Communicable Diseases, Emerging / Q000175:diagnosis / Q000635:transmission* / Q000821:virology; D006801:Humans; D009980:Influenza A virus / Q000302:isolation & purification / Q000472:pathogenicity*; D005585:Influenza in Birds / Q000175:diagnosis / Q000453:epidemiology / Q000635:transmission*; D007251:Influenza, Human / Q000175:diagnosis / Q000453:epidemiology / Q000821:virology*; D013552:Swine / Q000821:virology