Instruct: Identify the main category of a medRxiv paper based on its title.
Query: Protection and waning of natural and hybrid COVID-19 immunity
Monitoring occurrence of SARS-CoV-2 in school populations: a wastewater-based approach
A Remote Digital Memory Composite to Detect Cognitive Impairment in Memory Clinic Samples in Unsupervised Settings using Mobile Devices
Cellular and humoral immunity to SARS-CoV-2 infection in multiple sclerosis patients on ocrelizumab and other disease-modifying therapies: a multi-ethnic observational study
Hospitalisation for COVID-19 predicts long lasting cerebrovascular impairment: A prospective observational cohort study
Spillover Benefit of Pre-Exposure Prophylaxis for HIV Prevention: Evaluating the Importance of Effect Modification using an Agent-Based Model
Antibody and T cell responses to SARS-CoV-2 mRNA vaccines during maintenance therapy for immune-mediated inflammatory diseases
Highly-Sensitive Lineage Discrimination of SARS-CoV-2 Variants through Allele-Specific Probe Polymerase Chain Reaction
No safe level of alcohol consumption for brain health: observational cohort study of 25,378 UK Biobank participants
Insights into genetic factors contributing to variability in SARS-CoV-2 susceptibility and COVID-19 disease severity
Risk of SARS-CoV-2 reinfections in children: prospective national surveillance, January 2020 to July 2021, England
Rapid identification of Sars-CoV-2 variants of concern using the portable peakPCR platform
Myocarditis and Pericarditis following COVID-19 Vaccination: Rapid Systematic Review of Incidence, Risk Factors, and Clinical Course
Human genetic factors associated with pneumonia susceptibility, a cue for COVID-19 mortality
COVID-19 infection and subsequent thromboembolism: A self-controlled case series analysis of a population cohort
Combination of single cell sequencing data and GWAS summary statistics reveals genetically-influenced liver cell types for primary biliary cholangitis
May we overcome the current serious limitations for distributing reconstituted mRNA vaccines?
The United Kingdom Research study into Ethnicity And COVID-19 outcomes in Healthcare workers (UK-REACH): Protocol for a prospective longitudinal cohort study of healthcare and ancillary workers in UK healthcare settings
Patient and Provider Perceptions of a Community-Based Accompaniment Intervention for Adolescents Transitioning to Adult HIV Care in Urban Peru: A Qualitative Analysis
An automatic diagnostic system for pediatric genetic disorders developed by linking genotype and phenotype information
Prevalence mapping of Schistosomiasis among Pre-school aged children in Rwanda
COVID-19 vaccination, risk-compensatory behaviours, and social contacts in four countries in the UK
A qualitative process analysis of DCT as an alternative to self-isolation following close contact with a confirmed case of COVID-19
Partial recovery of amblyopia following fellow eye ischemic optic neuropathy
Mitigating Covid-19 aerosol infection risk in school buildings: the role of natural ventilation, classroom volume, occupancy and face masks
Measuring the digital divide among people with Severe Mental Ill Health using the Essential Digital Skills framework.