Fig. 2From: Unveiling the etiology of peritonsillar abscess using next generation sequencingNon-metric multidimensional scaling (NMDS) plots showing the difference of pus (red) and tonsillar biopsy (blue) microbiota across elevations at species level based on beta-diversity index (Bray-Curtis similarity index). Samples of one patient are connected by a dotted lineBack to article page