Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Impact of systemic corticosteroids on hospitalized patients with COVID-19: January 2021 Meta-analysis of randomized controlled trials
Comorbidity Risk Factors Contributing to COVID-19 Related Deaths in Florida, March 1, 2020-January 16, 2021
Role of physiotherapy team in critically ill COVID-19 patients pronation: can a multidisciplinary management reduce the complications rate?
Pharmacogenomics of hypertension in chronic kidney disease: the CKD-PGX study
Cerebrovascular risk factors impact brain phenotypes and cognitive function in healthy population
Protection conferred by vaccine plus previous infection (hybrid immunity) with vaccines of three different platforms during the Omicron variant period in Brazil
What role for asbestos in idiopathic pulmonary fibrosis? Findings from the IPF job exposures study
Reinfection by the SARS-CoV-2 Gamma variant in blood donors in Manaus, Brazil
Immortal time bias in older vs younger age groups: a simulation study with application to a population-based cohort of patients with colon cancer
How well does SARS-CoV-2 spread in hospitals?
User testing of a Diagnostic Decision Support System with Machine-assisted Chart Review to Facilitate Clinical Genomic Diagnosis
Testing Denmark: A Danish nationwide surveillance study of COVID-19
Development of a parent-reported screening tool for avoidant/restrictive food intake disorder (ARFID): Initial validation and prevalence in 4-7-year-old Japanese children
MiR-139-5p is a causal biomarker for type 2 diabetes; Results from genome-wide microRNA profiling and Mendelian randomization analysis in a population-based study
Comparative Analysis of Major Incident Triage Tools in Children. A UK population based analysis.
Nationally Representative Social Contact Patterns in the United States, August 2020-April 2021
Rasch Validation of the Warwick-Edinburgh Mental Well-being Scale (WEMWBS) in Community-Dwelling Adults and in Adults with Stroke in the US
Prospective screening of liver fibrosis in a primary care cohort using systematic calculation of fib-4 in routine results
Using kinematics to re-define the pull test as a quantitative biomarker of the postural response
Post-COVID-19 Perceived Stigma-Discrimination Scale: Psychometric Development and Evaluation
UK Health Care Workers' Experiences of Major System Change in Elective Surgery during the COVID-19 Pandemic: Reflections on Rapid Service Adaptation
A Cross-sectional Comparison of Utilization of Medical Crowdfunding for Global Health
Different features of the cortical sensorimotor rhythms are uniquely linked to the severity of specific symptoms in Parkinson's disease
Cholesterol-lowering Decreased mTOR Complex 2 Signaling and Enhanced Antitumor Immunity
Similarities and differences of the COVID-19 second surge in Europe and the Northeast United States
Gene-based polygenic risk scores analysis of alcohol use disorder in African Americans