title: [The delta agent. A newly discovered hepatitis-producing agent].
mesh_terms: D003718:Denmark; D006509:Hepatitis B / Q000453:epidemiology; D003699:Hepatitis D / Q000453:epidemiology / Q000276:immunology; D003698:Hepatitis Delta Virus / Q000032:analysis*; D006801:Humans
vernacular_title: Delta-agens. Et nyopdaget hepatitisfremkaldende agens.