title: Establishment and maintenance of a specific pathogen free (SPF) flock of white leghorn chickens.
mesh_terms: D000256:Adenoviridae / Q000276:immunology; D000372:Agglutination Tests; D000818:Animals; D000830:Animals, Laboratory; D001353:Avian Leukosis / Q000175:diagnosis; D001715:Bird Diseases / Q000175:diagnosis; D001991:Bronchitis / Q000175:diagnosis; D002642:Chick Embryo; D002645:Chickens; D004531:Eggs; D004679:Encephalomyelitis / Q000175:diagnosis; D005586:Fowlpox / Q000175:diagnosis; D005856:Germ-Free Life; D006385:Hemagglutination Inhibition Tests; D007827:Laryngitis / Q000175:diagnosis; D009174:Mycoplasma / Q000276:immunology; D009500:Neutralization Tests; D009521:Newcastle Disease / Q000175:diagnosis; D012475:Salmonella / Q000276:immunology; D014776:Virus Cultivation