Calciphylaxis in Pre‑dialysis Chronic Kidney Disease: Case Report. Portuguese Kidney Journal, [S. l.], v. 39, n. 2, p. 119–124, 2025. DOI: 10.71749/pkj.64. Disponível em: https://pkj.spnefro.pt/index.php/journal/article/view/64.. Acesso em: 15 jul. 2025.