title: Lack of evidence of hepatitis delta virus infection in an HBsAg positive urban population in Colombia.
mesh_terms: D003105:Colombia; D006509:Hepatitis B / Q000150:complications*; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D003699:Hepatitis D / Q000150:complications / Q000453:epidemiology*; D006801:Humans; D014505:Urban Population
chemical_list: D006514:Hepatitis B Surface Antigens