ABSTRACT Objectives Since December 2019, the world has been grappling with the COVID-
19 pandemic, which has caused severe loss of lives, the breakdown of health infrastructure …

This systematic review and meta-analysis synthesized the evidence on the impacts of
demographics and comorbidities on the clinical outcomes of COVID-19, as well as the …

To date, the effectiveness of COVID-19 vaccines and booster doses has yet to be evaluated
in longitudinal head-to-head studies. This single-center longitudinal study assessed the …

ABSTRACT Background: On March 11, 2020, the WHO proclaimed the Coronavirus Disease
2019 (COVID-19) pandemic owing to coronavirus-2 (SARS-CoV-2). SARS-CoV-2 is a …

Objective The COVID-19 pandemic is still raging worldwide. While there is significant
published evidence on the attributes of patients with COVID-19 from lower-income and …

Objectives This study aims to compare the clinical manifestations, laboratory findings,
outcomes and overall survival time of patients with COVID-19 with and without …

Background: The pattern of death due to COVID-19 is not the same worldwide and requires
special approaches and strategies to identify. Objective: This study aimed to investigate the …

In resource-constrained settings, High-Flow Nasal Cannula (HFNC) can reduce the burden
on mechanical ventilation in COVID-19 induced Acute Hypoxemic Respiratory Failure …

Background and aims Prevalence of diabetes is a vital factor in COVID-19's clinical
prognosis. This study aimed to investigate and compare the efficacy of High-flow Nasal …

Abstract Introduction: Corona virus (SARS-CoV-2)(COVID-19) outbreak was first reported in
China rapidly spread around the world within short period causing global public health …