title: Hepatitis delta and beyond.
authors.forename: A N
authors.initials: AN
authors.lastname: Newell
authors.forename: M R
authors.initials: MR
authors.lastname: Nelson
mesh_terms: D003699:Hepatitis D / Q000175:diagnosis / Q000209:etiology; D016751:Hepatitis E / Q000175:diagnosis / Q000209:etiology; D006518:Hepatitis Viruses / Q000472:pathogenicity*; D006525:Hepatitis, Viral, Human / Q000175:diagnosis* / Q000209:etiology*; D006801:Humans; D008099:Liver / Q000821:virology; D018523:Tropism