Definition that contains hepatitis b
- hepatitis c a viral hepatitis clinically indistinguishable from hepatitis B but caused by a single-stranded RNA virus; usually transmitted by parenteral means (as injection of an illicit drug or blood transfusion or exposure to blood or blood products)
- hepadnavirus a group of animal DNA viruses including viruses of ducks and woodchucks and squirrels and others as well as the virus causing hepatitis B in humans