title: [Economic effectiveness of specific preventive measures against infectious bronchitis of chickens].
mesh_terms: D000818:Animals; D002645:Chickens; D003333:Coronaviridae Infections / Q000517:prevention & control / Q000662:veterinary*; D003362:Cost-Benefit Analysis; D001351:Infectious bronchitis virus; D011201:Poultry Diseases / Q000517:prevention & control*; D014586:USSR; D014765:Viral Vaccines / Q000627:therapeutic use
chemical_list: D014765:Viral Vaccines
vernacular_title: Ekonomicheskaia effektivnost' spetsificheskoĭ profilaktiki pri infektsionnom bronkhite kur.