JAGADISH KUMAR, K.; PAVAN KUMAR, V.; SANTHOSH KUMAR, M. Hyperpigmentation caused by vitamin B12 deficiency is completely reversible. European Journal of Pediatric Dermatology, [S. l.], v. 27, n. 2, p. 125, 2017. DOI: 10.26326/2281-9649.27.2.1357. Disponível em: https://ejpd.com/index.php/journal/article/view/1357. Acesso em: 2 may. 2024.