Occult Hepatitis B in Hemodialysis Units: The Urgent Need to Update Clinical Practice Guidelines. Portuguese Kidney Journal, [S. l.], v. 39, n. 4, p. 158–159, 2025. DOI: 10.71749/pkj.119. Disponível em: https://pkj.spnefro.pt/index.php/journal/article/view/119.. Acesso em: 27 dec. 2025.