Author, Donkey, Bureaucrats, Administrators
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**Hens whose eggs testing positive for antigen in albumin are removed from the flock
**Hens whose eggs testing positive for antigen in albumin are removed from the flock
[[Category:Avian_Type_C_retrovirus]][[Category:Avian]][[Category:Poultry]]
[[Category:Avian_Type_C_retrovirus]][[Category:Avian]][[Category:Poultry]]
[[Category:To_Do_-_Viruses]]