Assessment of vitamin B12 level in Female patients. International Journal of Biomedical and Advance Research, [S. l.], v. 10, n. 4, p. e5141, 2019. DOI: 10.7439/ijbar.v10i4.5141. Disponível em: https://www.ssjournals.co.in/index.php/ijbar/article/view/5141. Acesso em: 2 may. 2026.