Seroprevalence surveys suggest that more than a third and possibly more than half of the
global population has been infected with SARS-CoV-2 by early 2022. As large numbers of …

Vitamin D deficiency has a high worldwide prevalence, but actions to improve this public
health problem are challenged by the heterogeneity of nutritional and clinical vitamin D …

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 …

Vitamin D deficiency is a worldwide pandemic. The aim of this study was to evaluate
associations of plasma 25 (OH) D levels with the likelihood of coronavirus disease 2019 …

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 …

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 …

As the world's attention has been riveted upon the growing COVID-19 pandemic, many
researchers have written brief reports supporting the hypothesis that vitamin D deficiency is …

As a consequence of epidemiological studies showing significant associations of vitamin D
deficiency with a variety of adverse extra-skeletal clinical outcomes including cardiovascular …

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 …

Coronavirus disease 2019 (COVID-19) has quickly become a global pandemic. Reports
from different parts of the world indicate that a significant proportion of people who have …