title: [Recurrent aphthous stomatitis and HLA-DR7 antigen: a possible association].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D015809:HLA-DR7 Antigen; D000949:Histocompatibility Antigens Class II / Q000032:analysis*; D006801:Humans; D008285:Major Histocompatibility Complex; D008297:Male; D008875:Middle Aged; D012008:Recurrence; D013281:Stomatitis, Aphthous / Q000209:etiology / Q000276:immunology*
chemical_list: D015809:HLA-DR7 Antigen; D000949:Histocompatibility Antigens Class II
vernacular_title: Stomatite aftosa ricorrente ed antigene HLA-DR7: una possibile associazione.