BARBOSA, O. de S. de A.; DEUNER, M. C. Vitamin B12 supplementation in bariatric patients . JRG Journal of Academic Studies, Brasil, São Paulo, v. 7, n. 14, p. e141191, 2024. DOI: 10.55892/jrg.v7i14.1191. Disponível em: https://revistajrg.com/index.php/jrg/article/view/1191. Acesso em: 24 aug. 2024.