Introduction To date, the transmission of Coronavirus Disease-2019 (COVID-19) is still
uncontrollable with the fact that the numbers of confirmed and death cases are still …

Background: Open Access Editor's Choice Systematic Review COVID-19 Mortality Risk
Correlates Inversely with Vitamin D3 Status, and a Mortality Rate Close to Zero Could …

Background Several studies have hypothesised that dietary habits may play an important
role in COVID-19 infection, severity of symptoms, and duration of illness. However, no …

At the end of 2019, a new coronavirus (COVID-19) appeared on the world scene, which
mainly affects the respiratory system, causing pneumonia and multi-organ failure, and …

OBJECTIVES Although vaccination has started, coronavirus disease 2019 (COVID-19)
poses a continuing threat to public health. Therefore, in addition to vaccination, the use of …

Background Evidence recommends that vitamin D might be a crucial supportive agent for
the immune system, mainly in cytokine response regulation against COVID‐19. Hence, we …

The pathogenesis of coronavirus disease 2019 (COVID-19), caused by severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2), is still not fully unraveled. Though …

Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome
coronavirus-2 (SARS-CoV-2) is still an ongoing global health crisis. Immediately after the …

Introduction Growing evidence documented the critical impacts of vitamin D (VD) in the
prognosis of COVID-19 patients. The functions of VD are dependent on the vitamin D …

Despite the development of a number of vaccines for COVID-19, there remains a need for
prevention and treatment of the virus SARS-CoV-2 and the ensuing disease COVID-19. This …