Histological lesions in ducks with virus hepatitis.
D000818:Animals; D002690:Chlamydia Infections; D004194:Disease; D004372:Ducks; D006505:Hepatitis; D006506:Hepatitis A; D011200:Poultry; D014765:Viral Vaccines
D014765:Viral Vaccines
FOWLS, DOMESTIC/diseases; HEPATITIS, INFECTIOUS/experimental