Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Comparison of seroprevalence of SARS-CoV-2 infections with cumulative and imputed COVID-19 cases: systematic review
Wastewater sequencing uncovers early, cryptic SARS-CoV-2 variant transmission
COVID infection rates, clinical outcomes, and racial/ethnic and gender disparities before and after Omicron emerged in the US
Global Burden of Disease worldwide cohort analysis of dietary and other risk factors for cardiovascular diseases: lipid hypothesis versus fat-soluble vitamin hypothesis
Reducing COVID-19 Airborne Transmission Risks on Public Transportation Buses: An Empirical Study on Aerosol Dispersion and Control
Performance of a Multisensor Smart Ring to Evaluate Sleep: In-Lab and Home-Based Evaluation Relative to Polysomnography and Actigraphy: Importance of Generalized Versus Personalized Scoring
Attitudes Towards Coronavirus (COVID-19) Vaccine and Sources of Information Across Diverse Ethnic Groups in the UK: a Qualitative Study
Determinants of SARS-CoV-2 Vaccine Engagement in Algeria: A Population-based Study with Systematic Review of Studies from Arab Countries of the MENA Region
Maximum likelihood perimetric progression analysis: Using raw (trial-by-trial) response data to estimate progression more robustly
SARS-CoV-2 Antibody Lateral Flow Assay for antibody prevalence studies following vaccine roll out: a Diagnostic Accuracy Study
Effects of Side-Effect Risk Framing Strategies on COVID-19 Vaccine Intentions in the United States and the United Kingdom: A Randomized Controlled Trial
Comparison of Accelerated Resolution Therapy (ART) for Post-Traumatic Stress Disorder (PTSD) Between Veterans With and Without Prior PTSD Treatment
mRNA vaccines effectiveness against COVID-19 hospitalizations and deaths in older adults: a cohort study based on data-linkage of national health registries in Portugal
Clinical evaluation of the Abbott Alinity SARS-CoV-2 spike-specific quantitative IgG and IgM assays in infected, recovered, and vaccinated groups
Death profiling of hospitalized patients with COVID-19: Experience from a specialized hospital in Bangladesh
Towards Predicting 30-Day Readmission among Oncology Patients: Identifying Timely and Actionable Risk Factors
Association of plasma and CSF cytochrome P450, soluble epoxide hydrolase and ethanolamides metabolism with Alzheimer's disease
Vitamin D Status: A U-shaped relationship for SARS-CoV-2 seropositivity in UK healthcare workers
Booster of mRNA-1273 Strengthens SARS-CoV-2 Omicron Neutralization
In vitro potency of combinatorial antifungal drugs towards Candida isolates from patients.
Lasting changes to circulating leukocytes in people with mild SARS-CoV-2 infections
The hyper-transmissible SARS-CoV-2 Omicron variant exhibits significant antigenic change, vaccine escape and a switch in cell entry mechanism
Single cell sequencing analysis uncovers genetics-influenced CD16+monocytes and memory CD8+T cells involved in severe COVID-19
Gender- and Age-Specific Associations of Visit-To-Visit Blood Pressure Variability with Incident Generalized Anxiety Disorder
Spike vs nucleocapsid SARS-CoV-2 antigen detection: application in nasopharyngeal swab specimens
Beta infection combined with Pfizer BNT162b2 vaccination leads to broadened neutralizing immunity against Omicron