Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: Improved estimation of time-varying reproduction numbers at low case incidence and between epidemic waves
Recurrent dissemination of SARS-CoV-2 through the Uruguayan-Brazilian border
Admissions to a large tertiary care hospital and Omicron BA.1 and BA.2 SARS-CoV-2 PCR positivity: primary, contributing, or incidental COVID-19
Assessing risk perceptions that contribute to tetanus toxoid maternal vaccine hesitancy in Kilifi County, Kenya
SARS-CoV-2 Delta variant saliva viral load is 15-fold higher than wild-type strains
High throughput SARS-CoV-2 variant analysis using molecular barcodes coupled with Next Generation Sequencing
Modeling aerial transmission of pathogens (including the SARS-CoV-2 virus) through aerosol emissions from e-cigarettes
Exploring the Relationship of Rush Hour Period and Fatal and Non-Fatal Crash Injuries In The U.S.: A Systematic Review and Meta-Analysis
Impact of remdesivir on 28 day mortality in hospitalized patients with COVID-19: February 2021 Meta-analysis
DNA methylation signatures and the contribution of age-associated methylomic drift to carcinogenesis in early-onset colorectal cancer
The consequences of a year of the COVID-19 pandemic for the mental health of young adult twins in England and Wales
A Survey of Copy Number Variants Associated with Neurodevelopmental Disorders in a Large-Scale, Multi-Ancestry Biobank
Metagenomic and single-cell RNA-seq survey of the H. pylori-infected stomach in asymptomatic individuals
A slow road from meat dominance to more sustainable diets: an analysis of purchase preferences
Anterior Segment Parameters on Optical Coherence Tomography in Healthy Children
Integrity performance assessment of a Closed System Transfer Device syringe adaptor as a terminal closure for Luer-Lock syringes.
A scoping systematic review of implementation frameworks to effectively transition interventions into clinical practice in oncology, nuclear medicine and radiology
Remote patient monitoring to interrupt chains of respiratory infections in outpatient care - a case-control study during the 2020/21 infection season
Machine Learning Enabled Non-invasive Diagnosis of Nonalcoholic Fatty Liver Disease and Assessment of Abdominal Fat from MRI Data
Effectiveness of Covid-19 vaccines against SARS-CoV-2 Omicron variant (B.1.1.529): A systematic review with meta-analysis and meta-regression
At least three doses of leading vaccines essential for neutralization of SARS-CoV-2 Omicron variant
Potential COVID-19 vaccination opportunities in primary care practices in the United States
Development of Childhood Asthma Prediction Models using Machine Learning Approaches
Developing A Deep Learning Natural Language Processing Algorithm For Automated Reporting Of Adverse Drug Reactions
A Community-Based Participatory Research to Assess the Feasibility of Ayurveda Intervention in Patients with Mild-to-Moderate COVID-19
Optimal protocol design for diffusion-weighted imaging of the prostate: an estimation theory examination of parameter estimate variance