ÖZDEMIR, Öner. Vitamin B12 allergy and desensitization. Allergologia et Immunopathologia, Singapore, v. 54, n. 3, p. 229–230, 2026. DOI: 10.15586/aei.v54i3.1723. Disponível em: https://all-imm.com/index.php/aei/article/view/1723.. Acesso em: 2 may. 2026.