Background The proportion of patients infected with SARS-CoV-2 that are prescribed
antibiotics is uncertain, and may contribute to patient harm and global antibiotic resistance …

COVID-19 pandemic is caused by the novel coronavirus SARS-CoV-2. Angiotensin-
converting enzyme 2 (ACE2) is not only an enzyme but also a functional receptor on cell …

Background Obesity is a major risk factor for adverse outcomes after infection with SARS-
CoV-2. We aimed to examine this association, including interactions with demographic and …

Objective We aimed to describe the associations of age and sex with the risk of COVID-19 in
different severity stages ranging from infection to death. Design Systematic review and meta …

Background Bacterial co-pathogens are commonly identified in viral respiratory infections
and are important causes of morbidity and mortality. The prevalence of bacterial infection in …

Abstract The coronavirus disease-2019 (COVID-19) outbreak all over the world has led the
researchers to strive to develop drugs or vaccines to prevent or halt the progression of this …

The linkage of individuals with obesity and COVID‐19 is controversial and lacks systematic
reviews. After a systematic search of the Chinese and English language literature on COVID …

Abstract Angiotensin‐converting enzyme 2 (ACE2) has been established as the functional
host receptor for severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2), the virus …

Susceptibility to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection
and the risk of mortality among people living with human immunodeficiency virus …

Background and purpose The objective of our systematic review is to identify prognostic
factors that may be used in decision-making related to the care of patients infected with …