Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: COVID infection rates, clinical outcomes, and racial/ethnic and gender disparities before and after Omicron emerged in the US
Blood transcriptional biomarkers of acute viral infection for detection of pre-symptomatic SARS-CoV 2 infection
Who funded the research behind the Oxford-AstraZeneca COVID-19 vaccine? - Approximating the funding to the University of Oxford for the research and development of the ChAdOx vaccine technology
Comparison of immunogenicity between BNT162b2 and ChAdOx1 SARS-CoV-2 vaccines in a large haemodialysis population
Comparison of reported main COVID-19 information sources in national and culturally and linguistically diverse communities in Australia
Comparing SARS-CoV-2 case rates between pupils, teachers and the general population: results from Ger-many
Tenofovir Disoproxil Fumarate and severity of COVID-19 in people with HIV infection
Long-term Effects of Perceived Stress, Anxiety, and Anger on Hospitalizations or Death and Health Status in Heart Failure Patients
Prostate cancer risk stratification via non-destructive 3D pathology with annotation-free gland segmentation and analysis
Protocol for a nationwide Internet-based health survey in workers during the COVID-19 pandemic in 2020
Effect of vaccination on transmission of COVID-19: an observational study in healthcare workers and their households
Evaluation of a Rapid Implementation of Telemedicine for Delivery of Obstetric Care During the COVID-19 Pandemic
Characteristics associated with COVID-19 vaccine uptake among adults in England (08 December to 17 May 2021)
Accurate genome-wide germline profiling from decade-old archival tissue DNA reveals the contribution of common variants to precancer disease outcome
Do epigenetic clocks provide explanations for sex differences in lifespan? A cross-sectional twin study
PAGEANT: Personal Access to Genome and Analysis of Natural Traits
Efficacy and safety of a third SARS-CoV-2 vaccination in multiple sclerosis vaccine non-responders
SARS-CoV-2 Heterogeneity by Ethnicity in Los Angeles
Childhood Conduct History is Linked to Amygdalohippocampal Changes in Healthy Adults: A Neuroimaging Behavioral Study
Monitoring and forecasting the COVID-19 epidemic in Moscow: model selection by balanced identification technology - version: September 2021
Point-of-care testing in a high-income country paediatric emergency department: a qualitative study in Sweden
Clonal chromosomal mosaicism and loss of chromosome Y in men are risk factors for SARS-CoV-2 vulnerability in the elderly
Looking for crumbs in the obesity forest: anti-obesity interventions in the Mexican population. History, and systematic review with Meta-Analysis
Individual Symptom Severity in Adult Autism Spectrum Disorder Predicts Reduction in Right Dorsal Stream Neural Activity During Live Eye-to-Eye Contact
Reduced norepinephrine transporter binding in Parkinson's disease with dopa responsive freezing gait
A Randomized Trial of Wearable UV dosimeter for Skin Cancer Prevention