CLINICAL AND LABORATORY ASPECTS OF VITAMIN B12 DEFICIENCY: THE IMPORTANCE OF FUNCTIONAL BIOMARKERS. ОБРАЗОВАНИЕ НАУКА И ИННОВАЦИОННЫЕ ИДЕИ В МИРЕ, [S. l.], v. 86, n. 2, p. 183–191, 2026. Disponível em: https://journalss.org/index.php/obr/article/view/16637. Acesso em: 28 feb. 2026.