Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Development of a clinical model to predict vagus nerve stimulation response in pediatric patients with drug-resistant epilepsy
Using quantitative magnetic resonance imaging to track cerebral damage in multiple sclerosis: a longitudinal study
Impact of inspiratory vs expiratory incentive spirometry on obstructive, restrictive, and mixed ventilatory impairments: Study protocol. Effect of incentive spirometry on respiratory impairments.
Full vaccination is imperative to suppress SARS-CoV-2 delta variant mutation frequency
Vaccine effectiveness and duration of protection against symptomatic and severe Covid-19 during the first year of vaccination in France
Computational systematics of nutritional support of vaccination against viral and bacterial pathogens as prolegomena to vaccinations against COVID-19
Contribution of Schools to Covid-19 Pandemic: Evidence from Czechia
SARS-CoV-2 Antibody Lateral Flow Assay for antibody prevalence studies following vaccine roll out: a Diagnostic Accuracy Study
Local prevalence of transmissible SARS-CoV-2 infection : an integrative causal model for debiasing fine-scale targeted testing data
Baseline profile of intrinsic cytokines predicting prognosis of chronic hepatitis B patients responding to HBV therapeutic vaccinations
Assisted partner services for people who inject drugs: Index characteristics associated with untreated HIV in partners
Microstructural deficits in the thalamus of major depressive disorder
Hyaluronan is abundant in COVID-19 respiratory secretions
Metal concentrations in breastmilk of Fuzhou nursing mothers associates with dietary and lifestyle factors
PreScription DigitaL ThErapEutic for Patients with Insomnia (SLEEP-I): A Protocol for a Pragmatic Randomized Controlled Trial
Acceptability and satisfaction of contraceptive vaginal rings in clinical studies: a systematic review and narrative synthesis
Testing the association between tobacco and cannabis use and cognitive functioning: Findings from an observational and Mendelian randomization study
Enteric viruses isolates and rotavirus genotypes during the seasonal surge of acute watery childhood diarrhoea in South-Eastern Nigeria
COVID19, Consumption and Inequality: A Systematic Analysis of Rural Population of India
Effectiveness of CoronaVac in the setting of high SARS-CoV-2 P.1 variant transmission in Brazil: A test-negative case-control study
Main COVID-19 information sources in a culturally and linguistically diverse community in Sydney, Australia: A cross-sectional survey
Did social factors buffer against the effect of adversities on self-harm during the COVID-19 pandemic? A longitudinal analysis of 49,227 UK adults
Increased risk of cognitive impairment and hyperglycemia-related mortality in late middle-aged African Americans with low serum adropin levels
Making colonoscopy-based screening more efficient: a "gateopener" approach
The testing of the DAC algorithm for classifying Lymphoma Cell of Origin samples using HTG's targeted gene expression system
The Mental Health Under the COVID-19 Crisis in Africa: A Systematic Review and Meta-Analysis