Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Machine learning approach to dynamic risk modeling of mortality in COVID-19: a UK Biobank cohort study
An observational study of uptake and adoption of the NHS App in England
Evaluation of the sensitivity, accuracy and currency of the Cochrane COVID-19 Study Register for supporting rapid evidence synthesis production
Impact of low-dose intrathecal morphine on orthopedic surgery: a protocol of a systematic review and meta-analysis of randomized controlled trials
Almond Consumption for 8 Weeks Altered Host and Microbial Metabolism in Comparison to a Control Snack in Young Adults
Decision support system to evaluate VENTilation in the Acute Respiratory Distress Syndrome (DeVENT study): Trial Protocol
Early start of oral clarithromycin is associated with better outcome in COVID-19 of moderate severity: the ACHIEVE open-label trial
Fractality of Tics as a Quantitative Assessment Tool for Diagnosis of Tourette Syndrome
Population-based estimates of post-acute sequelae of SARS-CoV-2 infection (PASC) prevalence and characteristics: A cross-sectional study
Can individuals with low antibody responses to conventional antiviral vaccines acquire adequate antibody by the SARS-CoV-2 mRNA vaccine?
Impacts of vaccination and asymptomatic testing on SARS-CoV-2 transmission dynamics in a university setting
Collecting mortality data via mobile phone surveys: a non-inferiority randomized trial in Malawi
Healthcare workers' SARS-CoV-2 infection rates during the second wave of the pandemic: prospective cohort study
Genomic monitoring unveils a high prevalence of SARS-CoV 2 Omicron Variant in vaccine breakthrough cases in Bahia, Brazil
Patient-specific analysis of bicuspid aortic valve hemodynamics using a fully coupled fluid-structure interaction (FSI) model
Baseline hypocapnia is associated with intubation in COVID-19 diagnosed patients
Clinical performance characteristics of the Swift Normalase Amplicon Panel for sensitive recovery of SARS-CoV-2 genomes
A model for reconstructing trends and distribution in age at first sex from multiple household surveys with reporting biases
Latent Factors of Language Disturbance and Relationships to Quantitative Speech Features
COVID-19 vaccination recruits and matures cross-reactive antibodies to conserved epitopes in endemic coronavirus Spike proteins
Near-exact explicit asymptotic solution of the SIR model well above the epidemic threshold
Evaluating quality improvement at scale: routine reporting for executive board governance in a UK National Health Service organisation
High performances of a novel antigen detection test on nasopharyngeal specimens for SARS-CoV-2 infection diagnosis: a prospective study
Genomic architecture and prediction of censored time-to-event phenotypes with a Bayesian genome-wide analysis
Flexibility of brain dynamics predicts clinical impairment in Amyotrophic Lateral Sclerosis
Single-cell genomics improves the discovery of risk variants and genes of cardiac traits