Afridi S, Kundi JA, Hayat F. Self-Reported Prevalence & Associated Factors for Occurrence of Recurrent Aphthous Stomatitis (RAS) in Undergraduate Medical & Dental Students. J Gandhara Med Dent Sci [Internet]. 2014 Sep. 1 [cited 2024 Nov. 2];1(1):26-31. Available from: http://jgmds.org.pk/index.php/JGMDS/article/view/73