title: Coexistence of antibodies against chronic respiratory disease, infectious laryngotracheitis, and infectious bronchitis on poultry farms of Uttar Pradesh, Andhra Pradesh, and Madras.
mesh_terms: D000372:Agglutination Tests; D000818:Animals; D000906:Antibodies; D000941:Antigens; D002645:Chickens; D006566:Herpesviridae Infections / Q000276:immunology / Q000662:veterinary*; D005779:Immunodiffusion; D011201:Poultry Diseases / Q000453:epidemiology* / Q000276:immunology; D012328:RNA Viruses; D012141:Respiratory Tract Infections / Q000276:immunology / Q000662:veterinary*; D014777:Virus Diseases / Q000662:veterinary*
chemical_list: D000906:Antibodies; D000941:Antigens