Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: At-Home Testing Study to Assess Risk Factors for Acquisition of SARS-CoV-2 Infection in a Major US Metropolitan Area
Optimal health and economic impact of non-pharmaceutical intervention measures prior and post vaccination in England: a mathematical modelling study
Estimating the lagged effect of price discounting: a time-series study using transaction data of sugar sweetened beverages.
Widespread Contamination of SARS-CoV-2 on Highly Touched Surfaces in Brazil During the Second Wave of the COVID-19 Pandemic
Post-viral mental health sequelae in infected persons associated with COVID-19 and previous epidemics and pandemics: Systematic review and meta-analysis of prevalence estimates
Varenicline Versus Cytisine for Smoking Cessation in a Primary Care Setting: A Randomized Controlled Trial
Exploration of interethnic variation in the ibuprofen metabolizing enzyme CYP2C9: a cautionary guide for treatment of COVID-19 symptoms
Constructing germline research cohorts from the discarded reads of clinical tumor sequences
The Gut Microbiome and their Metabolites in Human Blood Pressure Variability
Mapping of cis-regulatory variants by differential allelic expression analysis identifies candidate risk variants and target genes of 27 breast cancer risk loci
Long-term low-dose acetylsalicylic use shows protective potential for the development of both vascular dementia and Alzheimer's disease in patients with coronary heart disease but not in other individuals from the general population: results from two large cohort studies
Electronic data management for vaccine trials in low resource settings: Upgrades, scalability and impact of ODK
Mismatches in gene deletions and kidney-related proteins are novel histocompatibility factors in kidney transplantation
Modelling the effect of COVID-19 mass vaccination on acute admissions in a major English healthcare system
Genome-wide association study of multiethnic non-syndromic orofacial cleft families identifies novel loci specific to family and phenotypic subtypes
Using aggregate patient data at the bedside via an on-demand consultation service
Adulthood asthma as a consequence of childhood adversity: a systematic review of epigenetically affected genes
The Association between Early Country-level Testing Capacity and Later COVID-19 Mortality Outcomes
Anti-PF4 levels of patients with VITT do not reduce 4 months following AZD1222 vaccination
Public engagement and crowdfunding for health research: A global qualitative evidence synthesis and TDR pilot
Prenatal smoking, alcohol and caffeine exposure and offspring externalising disorders: A systematic review and meta-analysis
Characteristics of SARS-CoV-2 Positive Individuals in California From Two Periods During Notable Decline in Incident Infection
Exploring provider perspectives on patients with atrial fibrillation who are not prescribed anticoagulation therapy
The Choice of Response Alternatives in COVID-19 Social Science Surveys
Adverse Cardiovascular Complications Following Prescription of Programmed Cell Death 1 (PD-1) and Programmed Cell Death Ligand 1 (PD-L1) Inhibitors: A Propensity-Score Matched Cohort Study with Competing Risk Analysis
White matter disruption as a cause or consequence of schizophrenia: A Mendelian randomization study