الوصف
Serum 25-hydroxyvitamin D levels in older patients with clinically significant fatigue compared to non-fatigued age-matched controls. The distribution reveals substantially lower vitamin D concentrations in the fatigued group.
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![Figure 1: Serum 25-hydroxyvitamin D levels in older patients with clinically significant fatigue compared to non-fatigued age-matched controls. The distribution reveals substantially lower vitamin D concentrations in the fatigued group.]() > Source: Manuela Pennisi et al. "Decrease in Serum Vitamin D Level of Older Patients with Fatigue.." *Nutrients*, 2019. PMID: [31635199](https://pubmed.ncbi.nlm.nih.gov/31635199/)
<figure> <img src="" alt="Serum 25-hydroxyvitamin D levels in older patients with clinically significant fatigue compared to non-fatigued age-matched controls. The distribution reveals substantially lower vitamin D concentrations in the fatigued group." /> <figcaption>Figure 1. Serum 25-hydroxyvitamin D levels in older patients with clinically significant fatigue compared to non-fatigued age-matched controls. The distribution reveals substantially lower vitamin D concentrations in the fatigued group.<br> Source: Manuela Pennisi et al. "Decrease in Serum Vitamin D Level of Older Patients with Fatigue.." <em>Nutrients</em>, 2019. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/31635199/">31635199</a></figcaption> </figure>