SOMNATH MAITRA; KAUSHIK HAZRA; SEKHAR CHAKRABORTY; BISWAROOP MUKHERJEE; SUNETRA ROY. Variable presentations of Vitamin B12 deficiency in Eastern India: A Case Series. International Journal of Health and Clinical Research, [S. l.], v. 5, n. 1, p. 548–551, 2022. Disponível em: https://www.ijhcr.com/index.php/ijhcr/article/view/4658. Acesso em: 25 feb. 2026.