QAZI, J. A. . VITAMIN B12 FOR THE TREATMENT OF RECURRENT APHTHOUS STOMATITIS. JOURNAL OF KHYBER COLLEGE OF DENTISTRY, [S. l.], v. 1, n. 02, p. 87–90, 2011. DOI: 10.33279/jkcd.v1i02.472. Disponível em: https://journalofkcd.com/kcd/article/view/472. Acesso em: 28 sep. 2025.