Hepatitis delta virus co-infection in patients with hepatocellular carcinoma and people living with HIV in Nigeria. - Ifeorah I; Bremer B; Musa Y; Kahlhöfer J; Oguntoye O; Tishiya C; Aglavdawa G; Ameh O; Abdulkadir Y; Ariyo O; Anim M; Reinhardt A; et al. (BMC infectious diseases, 2026)