Isolation of an unidentified agent from the respiratory tract of chickens.
D000818:Animals; D002645:Chickens; D011200:Poultry; D011201:Poultry Diseases; D012137:Respiratory System; D012141:Respiratory Tract Infections / Q000662:veterinary*; D014780:Viruses
POULTRY/diseases; RESPIRATORY TRACT INFECTIONS/veterinary