Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Effects of socio-economic factors on elementary school student COVID-19 infections in Ontario, Canada
Determinants of early antibody responses to COVID-19 mRNA vaccines in exposed and naive healthcare workers
The effects of modifiable maternal pregnancy risk factors on molar-incisor hypomineralisation: A negative control study
Forskolin-induced swelling of intestinal organoids predicts long-term cystic fibrosis disease progression
Estimating the COVID-19 Prevalence in Spain with Indirect Reporting via Open Surveys
Metal concentrations in breastmilk of Fuzhou nursing mothers associates with dietary and lifestyle factors
Electronic Computer-Based Model of Combined Ventilation Using a New Medical Device
Causal Inference and COVID-19 Nursing Home Patients: Identifying Factors That Reduced Mortality Risk
A prospective study of asymptomatic SARS-CoV-2 infection among individuals involved in academic research under limited operations during the COVID-19 pandemic
Increasing viral transmission paradoxically reduces progression rates to severe COVID-19 during endemic transition
Research output is low, but increasing, and focuses on public health at new universities in southern Ethiopia
Job stress among workers who telecommute during the coronavirus disease (COVID-19) pandemic in Japan: a cross-sectional study
Knowledge, Attitude, and Practices towards SARS-COV-2 Infection in the United Arab Emirates Population: a Cross-sectional Survey-based Study
Arrhythmic Outcomes in Catecholaminergic Polymorphic Ventricular Tachycardia
SARS-CoV-2 Delta variant of concern in Brazil - multiple introductions, communitary transmission, and early signs of local evolution
A comparison of the genes and genesets identified by EWAS and GWAS of fourteen complex traits
Prevalence of missing data in the National Cancer Database and association with overall survival
Both COVID-19 infection and vaccination induce high-affinity cross-clade responses to SARS-CoV-2 variants
Overcoming Underrepresentation in Clinical Datasets for Accurate Subpopulation-specific Prognosis
Ultra-rare, rare, and common genetic variant analysis converge to implicate negative selection and neuronal processes in the aetiology of schizophrenia
COVID-19 PREDICTION IN SOUTH AFRICA: ESTIMATING THE UNASCERTAINED CASES- THE HIDDEN PART OF THE EPIDEMIOLOGICAL ICEBERG
A fast and robust strategy to remove variant level artifacts in Alzheimer's Disease Sequencing Project data
Inhaled budesonide in the treatment of early COVID-19 illness: a randomised controlled trial
Moderate-Intensity Exercise Versus High-Intensity Interval Training to Recover Walking Post-Stroke: Protocol for a Randomized Controlled Trial
Communication of pain intensity and unpleasantness through magnitude ratings: Influence of scale type, but not sex of the participant
Wearable technology for health monitoring during pregnancy: an observational cross-sectional survey study