OKOH, MERCY; ODIASE, IKECHUKWU. THE PRESENTATION OF RECURRENT APHTHOUS ULCER AMONG PATIENTS IN A TERTIARY HOSPITAL.. African Journal of Oral Health, [S.l.], v. 8, n. 2, p. 8-12, mar. 2019. ISSN 0189-5710. Available at: <https://ajoh.oauife.edu.ng/index.php/ajoh/article/view/38>. Date accessed: 13 may 2021.