title: Avian influenza on a multi-age chicken farm.
mesh_terms: D000818:Animals; D001315:Australia; D002645:Chickens; D004196:Disease Outbreaks / Q000662:veterinary*; D005585:Influenza in Birds / Q000453:epidemiology* / Q000382:microbiology / Q000635:transmission; D011200:Poultry