Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: COVID-19 vaccination hesitancy model: The impact of vaccine education on controlling the outbreak in the United States
Vaccine Breakthrough Infection with the SARS-CoV-2 Delta or Omicron (BA.1) Variant Leads to Distinct Profiles of Neutralizing Antibody Responses
Analysis of Data Use Registers published by health data custodians in the UK
Social contacts and transmission of COVID-19 in British Columbia, Canada
Effects of Dipeptidyl Peptidase-4 Inhibitors and Sulfonylureas on Cognitive and Physical Function in Nursing Home Residents
Cross-Ancestry Investigation of Venous Thromboembolism Genomic Predictors
Tumour volume distribution can yield information on tumour growth and tumour control
Sword of Damocles or choosing well. Population genetics sheds light into the future of the COVID-19 pandemic and SARS-CoV-2 new mutant strains.
Deficient auditory gamma-BOLD coupling in schizophrenia is related to sensory gating deficits
Age-related changes in physiology in individuals with bipolar disorder
COVID-19 breakthrough infection after inactivated vaccine induced robust antibody responses and cross-neutralization of SARS-CoV-2 variants, but less immunity against omicron
Development of a Deep Learning Model for Early Alzheime's Disease Detection from Structural MRIs and External Validation on an Independent Cohort
Shared brain and genetic architectures between mental health and physical activity
Predictive modeling of secondary pulmonary hypertension in left ventricular diastolic dysfunction
Assessing impact of Omicron on SARS-CoV-2 dynamics and public health burden
Music therapy as a migraine treatment: protocol for a systematic review and meta-analysis
BNT162b2 and mRNA-1273 COVID-19 vaccine effectiveness against the Delta (B.1.617.2) variant in Qatar
Massive social protests amid the pandemic in selected  Colombian  cities:  Did  they increase COVID-19 cases?
Discovery and systematic characterization of risk variants and genes for coronary artery disease in over a million participants.
Characteristics associated with COVID-19 vaccine uptake among adults in England (08 December to 17 May 2021)
Early introduction and rise of the Omicron SARS-CoV-2 variant in highly vaccinated university populations
Severity of respiratory failure and computed chest tomography in acute COVID-19 correlates with pulmonary function and respiratory symptoms after infection with SARS-CoV-2: an observational longitudinal study over 12 months
Microbiological Assessment of Health-Care Providers in Africa: Systematic Review and Meta-Analysis
Estimation of stroke outcomes based on time to thrombolysis and thrombectomy
Developing and validating a multivariable prediction model for predicting costs of Colorectal Surgery
Effects of a single-dose methylphenidate challenge on resting-state functional connectivity in stimulant-treatment naive children and adults with ADHD