Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: SARS-CoV-2 antibody prevalence among homeless people, sex workers and shelter workers in Denmark: a nationwide cross-sectional study
Clinical profile and factors associated with COVID-19 in Cameroon: a prospective cohort study
Abdominal Imaging Associates Body Composition with COVID-19 Severity
Integrin/TGF-Beta1 inhibitor GLPG-0187 blocks SARS-CoV-2 Delta and Omicron pseudovirus infection of airway epithelial cells which could attenuate disease severity
Biallelic truncation variants in ATP9A are associated with a novel autosomal recessive neurodevelopmental disorder
An extract of hops (Humulus lupulus L.) modulates gut peptide hormone secretion and reduces energy intake in healthy weight men: a randomised, cross-over clinical trial
Effectiveness of Wolbachia-infected mosquito deployments in reducing the incidence of dengue and other Aedes-borne diseases in Niteroi, Brazil: a quasi-experimental study
Elevated Levels of IL-6 in IgA Nephropathy patients are induced by an Epigenetically Driven Mechanism Triggered by Viral and Bacterial RNA
Evaluation of Outdoor swimming courses as an intervention to refresh and revitalise NHS workers
Cell graph neural networks enable the digital staging of tumor microenvironment and precise prediction of patient survival in gastric cancer
Rapidly increasing SARS-CoV-2 seroprevalence and limited clinical disease in three Malian communities: a prospective cohort study
Incidence and associated factors of elderly mortality following hip fracture in Brazil: a systematic review and meta-analysis
Altered Smell and Taste: anosmia, parosmia and the long impact of Covid-19
Trait Mindful Nonreactivity and Nonjudgment Prospectively Predict of COVID-19 Health Protective Behaviors Across a Two-Month Interval in a USA Sample
Considerations for Developing and Implementing an Online Community-Based Exercise Intervention for Adults Living with HIV: a qualitative study
Effectiveness of Oral Health Education Interventions on Oral Health Literacy Levels in Adults; A Systematic Review
Does a humoral correlate of protection exist for SARS-CoV-2? A systematic review
Evaluation of Junior Doctors Knowledge of Corneal Donation and the New Opt-Out System in England
Identification of age-associated transcriptomic changes linked to immunotherapy response in primary melanoma
The new normal? Dynamics and scale of the SARS-CoV-2 variant Omicron epidemic in England
Global surveillance of potential antiviral drug resistance in SARS-CoV-2: proof of concept focussing on the RNA-dependent RNA polymerase
Genomic epidemiology of COVID-19 in care homes in the East of England
Relation of vaccination with severity, oxygen requirement and outcome of COVID-19 infection in Chattogram, Bangladesh
Machine Learning Prediction of Biomarkers from SNPs and of Disease Risk from Biomarkers in the UK Biobank
The penetrance of age-related monogenic disease depends on ascertainment context
The Association of Opening K-12 Schools and Colleges with the Spread of COVID-19 in the United States: County-Level Panel Data Analysis