JUHLIN, L.; OLSSON, M. Improvement of vitiligo after oral treatment with vitamin B12 and folic acid and the importance of sun exposure. Acta Dermato-Venereologica, [S. l.], v. 77, n. 6, p. 460–462, 1997. DOI: 10.2340/000155555577460462. Disponível em: https://medicaljournalssweden.se/actadv/article/view/14917. Acesso em: 16 may. 2024.