title: Epidemiology of delta infection in Scandinavia.
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis; D003673:Defective Viruses / Q000276:immunology; D006509:Hepatitis B / Q000453:epidemiology; D006511:Hepatitis B Antigens / Q000276:immunology; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006518:Hepatitis Viruses / Q000276:immunology; D035923:Hepatitis delta Antigens; D006525:Hepatitis, Viral, Human / Q000453:epidemiology*; D006801:Humans; D012537:Scandinavian and Nordic Countries; D019966:Substance-Related Disorders / Q000150:complications
chemical_list: D000914:Antibodies, Viral; D006511:Hepatitis B Antigens; D006514:Hepatitis B Surface Antigens; D035923:Hepatitis delta Antigens