title: Monitoring of highly virulent infectious bursal disease in Botswana 1989 to 1993.
authors: National Veterinary Laboratory, Gaborone, Botswana.
authors: G
authors: G
authors: Wibberley
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis; D000956:Antigens, Viral / Q000032:analysis; D018175:Birnaviridae Infections / Q000175:diagnosis / Q000662:veterinary* / Q000821:virology; D002060:Bursa of Fabricius / Q000821:virology; D002645:Chickens; D007243:Infectious bursal disease virus / Q000276:immunology / Q000472:pathogenicity*; D015166:Monitoring, Immunologic; D011201:Poultry Diseases / Q000175:diagnosis / Q000453:epidemiology* / Q000821:virology; D014774:Virulence
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral