[On increased allergy in hens to poultry tuberculin].
D000818:Animals; D011201:Poultry Diseases / Q000276:immunology*; D014374:Tuberculin Test / Q000662:veterinary*; D014376:Tuberculosis / Q000662:veterinary*
O povyshennoĭ allergii u kur na ptichiĭ tuberkulin.