title: Viral hepatitis and delta infection. Proceedings of an International Symposium on Viral Hepatitis. June 10-11, 1983, Torino, Italy.
mesh_terms: D000818:Animals; D003673:Defective Viruses; D006518:Hepatitis Viruses; D006525:Hepatitis, Viral, Human / Q000382:microbiology*; D006801:Humans