title: Recurrent aphthous stomatitis and levamisole.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007978:Levamisole / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged; D012008:Recurrence; D013281:Stomatitis, Aphthous / Q000188:drug therapy*
chemical_list: D007978:Levamisole