Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Association of homelessness with COVID-19 positivity among individuals visiting a testing center
Real-time Alerting System for COVID-19 Using Wearable Data
Preventable deaths from SARS-CoV-2 in England and Wales: a systematic case series of coroners reports during the COVID-19 pandemic
CovidMulti-Net: A Parallel-Dilated Multi Scale Feature Fusion Architecture for the Identification of COVID-19 Cases from Chest X-ray Images
A normative model representing autistic individuals amidst Autism Spectrum Disorders phenotypic heterogeneity
Factors affecting first return to work following arthroscopic rotator cuff repair: A retrospective observational study in an occupational medicine clinic and single-surgeon practice
Social mixing patterns in the UK following the relaxation of COVID-19 pandemic restrictions: a cross-sectional online survey
Sexual risk among pregnant women at risk of HIV infection in Cape Town, South Africa: What does alcohol have to do with it?
Ergonomics knowledge, attitude, and practice among biomedical scientists
Simulation of aerosol and droplet spread during upper airway and gastrointestinal endoscopy
The Effects of Coronavirus Victimization Distress and Coronavirus Racial Bias on Mental Health Among Black, Indigenous and Latinx Young Adults in the United States
Excess mortality during the COVID-19 pandemic: a geospatial and statistical analysis in Mogadishu, Somalia
Genome-wide study on 72,298 Korean individuals in Korean biobank data for 76 traits identifies hundreds of novel loci
Defining Vascular Cognitive Impairment in India--A Descriptive Study of MRI Volumetry vs. Cognition in 'Normal' Adults
Fighting COVID-19 with Flexible Testing: Models and Insights
The efficacy and safety of bamlanivimab treatment against COVID-19: A meta-analysis
Emergence of the SARS-CoV-2 B.1.1.7 lineage and its characteristics at an outpatient testing site in Berlin, Germany, January-March 2021
Investigation of Autosomal Genetic Sex Differences in Parkinsons disease
Telemedicine for surgical site infection diagnosis: a systematic review protocol
Quantifying social contact patterns in Minnesota during Stay-at-Home social distancing order
Telemedicine For Prenatal Care: A Systematic Review
The Value of a Regional Living COVID-19 Registry and the Challenges of Keeping It Alive
Impact of personal protective equipment use on health care workers physical health during the COVID-19 pandemic: a systematic review and meta-analysis
Clonal diversity determines persistence of SARS-CoV-2 epitope-specific T cell response
Comparing Waves of COVID-19 in the US: Scale of response changes over time
The Experience of Care Partners of Patients with Parkinsonism and Psychosis