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2. A mid‑pandemic night's dream: Melatonin, from harbinger of anti‑inflammation to mitochondrial savior in acute and long COVID‑19 (Review)
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3. Late-life depression: Epidemiology, phenotype, pathogenesis and treatment before and during the COVID-19 pandemic
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4. Anxiety in post-covid-19 syndrome – prevalence, mechanisms and treatment
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5. Lung function at three months after hospitalization due to COVID‑19 pneumonia: Comparison of alpha, delta and omicron variant predominance periods
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6. Serum ferritin level during hospitalization is associated with Brain Fog after COVID-19
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7. Sleep and memory complaints in long COVID: an insight into clustered psychological phenotypes
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