Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: Effectiveness of the Single-Dose Ad26.COV2.S COVID Vaccine
Clinical characterization and Genomic analysis of COVID-19 breakthrough infections during second wave in different states of India
High gamma activity distinguishes frontal cognitive control regions from adjacent cortical networks
Fetal Tracheal Occlusion Increases Lung Basal Cells via Increased Yap Signaling
Assessing the Performance of COVID-19 Forecasting Models in the U.S.
Is there a causal relationship between executive function and liability to mental health and substance use? A Mendelian randomisation approach
The 2020 SARS-CoV-2 epidemic in England: key epidemiological drivers and impact of interventions
Single-Blind and Double-Blind Peer Review: Effects on National Representation
Derivation and external validation of clinical prediction rules identifying children at risk of linear growth faltering (stunting) presenting for diarrheal care
Half the picture: Word frequencies reveal racial differences in clinical documentation, but not their causes
g-CXR-Net: A Graphic Application for the Rapid Recognition of SARS-CoV-2 from Chest X-Rays
T-cell responses to acute cardiorespiratory or resistance exercise in cohorts of physically active or physically inactive older adults: A randomized complete crossover
GWAS on Birth Year Infant Mortality Rates Provides New Evidence of Recent Natural Selection
Ultra-short-wave diathermy shortens the course of moderate and severe COVID-19: a randomized controlled trial
Behavioural responses to Covid-19 health certification: A rapid review
Predicting transitions between longitudinal classes of posttraumatic stress disorder, adjustment disorder, and well-being during the COVID-19 pandemic: Protocol of a latent transition model in a general Dutch sample
Monitoring the opioid epidemic via social media discussions
Quarantine and testing strategies to reduce transmission risk from imported SARS-CoV-2 infections: a global modelling study
Stroke prevalence among isolated systolic hypertension subjects in Indonesia
SARS-CoV-2 infection dynamics revealed by wastewater sequencing analysis and deconvolution
Influence of heterogeneous age-group contact patterns on critical vaccination rates for herd immunity to SARS-CoV-2
Getting to the Emergency Department in Time: Interviews With Patients and Their Caregivers on the Challenges to Emergency Care Utilization in Rural Uganda - a Grounded Theory Approach
The impact of shielding during the COVID-19 pandemic on mental health: Evidence from the English Longitudinal Study of Ageing
Disruption of long-term psychological distress trajectories during the COVID-19 pandemic: evidence from three British birth cohorts
The Global case-fatality rate of COVID-19 has been declining disproportionately between top vaccinated countries and the rest of the world
Independent associations of sleep timing, duration and quality with adiposity and weight status in a national sample of adolescents: the UK Millennium Cohort Study