ASSESSING THE EFFICACY OF ORAL VITAMIN B 12 TO PARENTERAL VITAMIN B12 IN TREATING CHILD SUBJECTS WITH NUTRITIONAL MACROCYTIC ANEMIA . International Research Journal of Pharmacy, [S. l.], v. 14, n. 10, p. 5–10, 2023. Disponível em: https://irjponline.org/index.php/irjp/article/view/70. Acesso em: 29 oct. 2026.