Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Evaluation of a multi-species SARS-CoV-2 surrogate virus neutralization test
SARS-CoV-2 infection and transmission in school settings during the second wave in Berlin, Germany: a cross-sectional study
Negative Excess Mortality in Pneumonia Death caused by COVID-19 in Japan
Hospital load and increased COVID-19 related mortality - a nationwide study in Israel
The impact of Mendelian sleep and circadian genetic variants in a population setting
Demarcation line determination for diagnosis of gastric cancer disease range using unsupervised machine learning in magnifying narrow-band imaging
Modeling the impact of racial and ethnic disparities on COVID-19 epidemic dynamics
Comprehensive analysis of Histone deacetylases genes in the prognosis and immune infiltration of glioma patients
Association between benzodiazepine receptor agonist use and increased mortality among patients hospitalized for COVID-19: results from an observational study
Adaptation and validation of a French version of the Vaccination Attitudes Examination (VAX) scale
Germany's current COVID-19 crisis is mainly driven by the unvaccinated
Modeling the population effects of epitope specific escape mutations in SARS-CoV-2 to guide vaccination strategies
Estimated Veterans Health Administration costs for Alzheimer's disease treatment with aducanumab
The impact of technology systems and professional support in digital mental health interventions: a secondary meta-analysis
Reduced ICU demand with early CPAP and proning in COVID-19 at Bradford: a single centre cohort
Association between COVID-19 Risk-Mitigation Behaviors and Specific Mental Disorders in Youth
Deep learning segmentation model for automated detection of the opacity regions in the chest X-rays of the Covid-19 positive patients and the application for disease severity
Which countries need COVID-19 vaccines the most? Development of a prioritisation tool
Socioeconomic Status, Biological Aging, and Memory in a Diverse National Sample of Older US Men and Women
Epidemiology of Respiratory Viruses in Acute Respiratory Illness in Malaysia: Patterns, Seasonality and Age Distribution
Stochastic social behavior coupled to COVID-19 dynamics leads to waves, plateaus and an endemic state
Using routine emergency department data for syndromic surveillance of acute respiratory illness before and during the COVID-19 pandemic in Germany, week 10-2017 and 10-2021
Assessing multiplex tiling PCR sequencing approaches for detecting genomic variants of SARS-CoV-2 in municipal wastewater
Predicting disability progression and cognitive worsening in multiple sclerosis using grey matter network measures
Household COVID-19 risk and in-person schooling
The SARS-CoV-2 Alpha variant caused increased clinical severity of disease in Scotland: a genomics-based prospective cohort analysis