Fig. 1From: Comparison of microbiomes in ulcerative and normal mucosa of recurrent aphthous stomatitis (RAS)-affected patientsThe bacterial community composition of oral mucosa and aphthous ulcers. a bacterial community composition on the phylum level; b bacterial community composition on the genus level. Sx.0 indicates the oral mucosa of subject x; Sx.1 indicates the aphthous ulcers of subject xBack to article page