Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Self-Reported Mask Use in SARS-CoV-2 Vaccinated and Unvaccinated Populations
Seroprevalence and Dynamics of anti-SARS-CoV-2 antibody among healthcare workers following ChAdOx1 nCoV-19 vaccination
Prediction of type 2 diabetes mellitus onset using logistic regression-based scoreboards
No magic bullet: limiting in-school transmission in the face of variable SARS-CoV-2 viral loads
Potential Blood Transfusion Adverse Events Can be Found in Unstructured Text in Electronic Health Records using the 'Shakespeare Method'
Educational attainment, health outcomes and mortality: a within-sibship Mendelian randomization study
Risk of severe COVID-19 from the Delta and Omicron variants in relation to vaccination status, sex, age and comorbidities: surveillance results from southern Sweden
A2B-COVID: A method for evaluating potential SARS-CoV-2 transmission events
Disparities After Discharge: The Association of Limited English Proficiency and Post-Discharge Patient Reported Issues
Stability of the stroke code during the COVID-19 pandemic in the region of Madrid: a retrospective cohort study
Roles of generation-interval distributions in shaping relative epidemic strength, speed, and control of new SARS-CoV-2 variants
Biallelic truncation variants in ATP9A are associated with a novel autosomal recessive neurodevelopmental disorder
Comprehensive genome-wide association study of different forms of hernia identifies more than 80 associated loci
Oral injury in Kendo players: a cross-sectional survey
A clustering of missense variants in the crucial chromatin modifier WDR5 defines a new neurodevelopmental disorder
Quantifying bias from dependent left truncation in survival analyses of real world data
Detecting sleep in free-living conditions without sleep-diaries: a device-agnostic, wearable heart rate sensing approach
A Cross-sectional Study on Perceived Workplace Health Support and Health-Related Quality of Life
Two-sample Mendelian randomization analysis of associations between periodontal disease and risk of colorectal, lung, and pancreatic cancers
The premature mortality to incidence ratio (PREMIER): a person-centred measure of cancer burden
A Standardised Protocol for Neuro-endoscopic Lavage for Post-haemorrhagic Ventricular Dilatation: A Delphi Consensus Approach
Mortality in Switzerland in 2021
RNAseq of amniotic fluid cell-free RNA: insights into the pathophysiology of congenital cytomegalovirus infection
Characterization of annual average traffic-related air pollution levels (particle number, black carbon, nitrogen dioxide, PM2.5, carbon dioxide) in the greater Seattle area from a year-long mobile monitoring campaign
Quarantine and testing strategies to ameliorate transmission due to travel during the COVID-19 pandemic
Responsive caregiving, opportunities for early learning, and children's safety and security during COVID-19: A rapid review