Research Paper Volume 12, Issue 15 pp 15514—15531

Ubiquinol supplementation in elderly patients undergoing aortic valve replacement: biochemical and clinical aspects

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Figure 5. NYHA class in placebo (grey) and QH treated (black) group in phase 1 and following 6-month follow-up. **p≤0.01 significance of differences in each experimental group in comparison with phase 1.