HASAN , Abdulrazak SH. Prevalence of Antibodies to Hepatitis B Virus Antigens and Occult Hepatitis B Virus Infection in Blood Donors. Diyala Journal of Medicine, [S. l.], v. 3, n. 1, p. 57–61, 2019. Disponível em: https://www.djm.uodiyala.edu.iq/index.php/djm/article/view/429. Acesso em: 27 sep. 2025.