No abstract available
MeSH terms
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25-Hydroxyvitamin D 2 / blood
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Betacoronavirus
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COVID-19
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Coronavirus Infections / blood
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Coronavirus Infections / complications*
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Disease Progression
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Humans
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Male
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Pandemics
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Pneumonia, Viral / blood
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Pneumonia, Viral / complications*
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Respiratory Distress Syndrome / complications*
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Respiratory Distress Syndrome / virology*
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Risk Factors
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SARS-CoV-2
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Severity of Illness Index
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Vitamin D Deficiency / blood
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Vitamin D Deficiency / complications*