Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Persistent symptoms following SARS-CoV-2 infection in a random community sample of 508,707 people
Factors preventing SARS-CoV-2 transmission during unintentional exposure in a GP practice, Germany, 2020
Development and validation of an electronic health records-based opioid use disorder algorithm by expert clinical adjudication
It's possibly made us feel a little more alienated: How people from ethnic minority communities conceptualise COVID-19 and its influence on engagement with testing.
The impact of COVID-19 restrictions on older adults' loneliness: Evidence from high-frequency panel data
The impact of recurrent rapid test strategies on the effectiveness of at-home antiviral treatments for SARS-CoV-2
COVID-19 infection and vaccination rates in healthcare workers in British Columbia, Canada: A Longitudinal Urban versus Rural Analysis of the Impact of the Vaccine Mandate
Longitudinal analyses of depression and anxiety highlight greater prevalence during COVID-19 lockdowns in the Dutch general population and a continuing increase in suicidal ideation in young adults
The Substrate of Sudden Death in Long-QT Syndrome is localized in the Epicardium
SARS-CoV-2 under an elimination strategy in Hong Kong
Sex differences in opioid and psychostimulant craving and relapse: a critical review
Effect of antihypertensive drug treatment on long-term blood pressure reduction: An individual patient-level data meta-analysis of 352,744 Participants from 51 large-scale randomised clinical trials
Obesity, Ethnicity, and Covid-19 Mortality: A population-based cohort study of 12.6 Million Adults in England
Probability and Estimated Risk of SARS-CoV-2 Transmission in the Air Travel System: A Systemic Review and Meta-Analysis
Self-reported symptoms, self-reported viral testing result and seroprevalence of SARS CoV-2 among a community sample in Essex County New Jersey: A brief report.
Real-world Effect of Monoclonal Antibody Treatment in COVID-19 Patients in a Diverse Population in the United States
Estimating treatment effect for individuals with progressive multiple sclerosis using deep learning
Evaluating the impact of a pulse oximetry remote monitoring programme on mortality and healthcare utilisation in patients with covid-19 assessed in Accident and Emergency departments in England: a retrospective matched cohort study
"My friends would believe my word": appropriateness and acceptability of respondent-driven sampling in recruiting young tertiary student men who have sex with men for HIV/STI research in Nairobi, Kenya
Risk-stratified lifestyle intervention to prevent type 2 diabetes
Age-based variability in the association between restraint use and injury type and severity
MIXTURE of human expertise and deep learning - Developing an explainable model for predicting pathological diagnosis and survival in patients with interstitial lung disease
Safety of the single-dose Ad26.CoV2.S vaccine among healthcare workers in the phase 3b Sisonke study in South Africa
Social contacts and other risk factors for respiratory infections among internally displaced people in Somaliland
Diagnostic accuracy of point-of-care lung ultrasound for COVID-19: A systematic review and meta-analysis
Silver diamine fluoride, atraumatic restorations, and oral health-related quality of life: Results from the CariedAway cluster randomized trial