Figure 3From: Comparison of methods for fecal microbiome biospecimen collection Relative abundances of phyla by subject and by collection method. Card (1A-3A), Room Temperature (1B-3B), RNAlater (1C-3C), Frozen (1D-3D). Kruskal-Wallis or Mann-Whitney-Wilcoxon tests were used to test for overall differences using SAS software (version 9.3).Back to article page