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Figure 2 Significant or slight differences in extracellular matrix concentrations between control (white bars), dilated cardiomyopathy (DCM) (lined bars), and/or ischemic cardiomyopathy (ICM) (checkered bars) groups (diagnostic subgroups for congestive heart failure): (a) deoxyribonucleic acid (DNA), (b) collagen, (c) glycosaminoglycan (GAG), (d) water. The p values indicate difference versus control group.