Obel, Niels; Reinholdt, Hanne; Omland, Lars H; Engsig, Frederik; Sørensen, Henrik T; Hansen, Ann-Brit E
(BioMed Central, 2008-4-25)
BACKGROUND: Hospital-based discharge registries are used increasingly for longitudinal epidemiological studies of HIV. We examined completeness of registration of HIV infections and of chronic hepatitis B (HBV) and hepatitis ...