Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: Infection spread simulation technology in a mixed state of multi valiant viruses
The mediating role of epigenetic clocks underlying educational inequalities in mortality: a multi-cohort study
Prostate cancer risk stratification via non-destructive 3D pathology with annotation-free gland segmentation and analysis
Platelet size as a predictor for severity and mortality in COVID-19 patients: a systematic review and meta-analysis
Long-term course of humoral and cellular immune responses in outpatients after SARS-CoV-2 infection
A novel variant of interest of SARS-CoV-2 with multiple spike mutations is identified from travel surveillance in Africa
SARS-CoV-2 shedding, infectivity and evolution in an immunocompromised adult patient
Durability and cross-reactivity of SARS-CoV-2 mRNA vaccine in adolescent children
Can I Afford To Be On Campus?: Do College Students with Disabilities Understand COVID-19 Vaccination Costs?
Awake prone positioning and oxygen therapy in patients with COVID-19: The APRONOX study
Causal associations between fatty acid measures and schizophrenia - a two-sample Mendelian randomization study
Machine Learning Based Reanalysis of Clinical Scores for Distinguishing Between Ischemic and Hemorrhagic Stroke in Low Resource Setting
Multiplexed CRISPR-based microfluidic platform for clinical testing of respiratory viruses and SARS-CoV-2 variants
One-Step Rapid Quantification of Serum Neutralizing Antibody after COVID-19 Vaccination by a High-Throughput Nanoplasmonic Sensor Platform
Risk of COVID-19 Reinfection and Vaccine Breakthrough Infection, Madera County, California, 2021
SARS-CoV-2 lineage dynamics in England from January to March 2021 inferred from representative community samples
Cognitive Training and Transcranial Direct Current Stimulation in Older Persons with HIV-associated Neurocognitive Disorder
Logistic regression with machine learning sheds light on the problematic sexual behavior phenotype
Body Clock: Matching Personalized Multimorbidity and Fast Aging Using Information Entropy
Examining the Unit Costs of COVID-19 Vaccine Delivery in Kenya
The reactogenicity and immunogenicity of a booster dose after the second dose of a protein subunit vaccine MVC-COV1901.
COVID-19 in the Mexican Social Security Institute (IMSS) population. Prevalent symptoms
Assessing physical fitness during pregnancy: validity and reliability of fitness tests, and relationship with maternal and neonatal health-related outcomes. A systematic review
Understanding the pathways leading to socioeconomic inequalities in HIV testing uptake in 18 sub-Saharan African countries: a mediation analysis
Combined Metabolic Activators Improve Cognitive Functions without Altering Motor Scores in Parkinson's Disease
The impact of SARS-CoV-2 vaccines on antibody responses in the general population in the United Kingdom