Executive summary As of May 31, 2022, there were 6· 9 million reported deaths and 17· 2
million estimated deaths from COVID-19, as reported by the Institute for Health Metrics and …

Background The recent emergence of the Coronavirus Disease (COVID-19) disease had
been associated with reports of fungal infections such as aspergillosis and mucormycosis …

The clinical course and outcome of COVID-19 are highly variable, ranging from
asymptomatic infections to severe disease and death. Understanding the risk factors of …

Understanding the burden of SARS-CoV-2 infections among healthcare workers is a critical
component to inform occupational health policy and strategy. We conducted a systematic …

Many people report suffering from post‐acute sequelae of COVID‐19 or “long‐COVID”, but
there are still open questions on what actually constitutes long‐COVID and how prevalent it …

Introduction Current evidence indicates that smoking worsens COVID-19 outcomes.
However, when studies restricted their analyses to current smokers, the risks for COVID-19 …

Background Clinical outcomes among COVID-19 patients vary greatly with age and
underlying comorbidities. We aimed to determine the demographic and clinical factors …

Although universal vaccination is one of the most important healthcare strategies for limiting
SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) circulation and averting the …

Background Since the COVID-19 outbreak, preliminary research has shown that some risk-
associated conditions increase death and severe complications of the disease, hypertension …

The coronavirus disease 2019 (COVID-19) pandemic has been emerged as a global health
emergency with consequences of magnitude both at health, social, and economy level …