Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: A novel approach to concentrate human and animal viruses from wastewater using receptors-conjugated magnetic beads
Comparative single-dose mRNA and ChAdOx1 vaccine effectiveness against SARS-CoV-2, including early variants of concern: a test-negative design, British Columbia, Canada
Transcranial direct current stimulation (tDCS) targeting the medial prefrontal cortex (mPFC) modulates functional connectivity and enhances inhibitory safety learning in obsessive-compulsive disorder (OCD)
Stress-induced changes in inflammatory and atherosclerosis markers during official basketball games in professional coaches
Increasing viral transmission paradoxically reduces progression rates to severe COVID-19 during endemic transition
Proteome reveals antiviral host response and NETosis during acute COVID-19 in high-risk patients
General practitioner wellbeing during the COVID-19 pandemic: a qualitative interview study
Efficacy Estimates for Various COVID-19 Vaccines: What we Know from the Literature and Reports
Epidemiology, Clinico-Pathological Characteristics, and Comorbidities of SARS-CoV-2 infected Pakistani Patients
Estimating the risk reduction of isolation on COVID-19 non-household transmission and severe/critical illness in non-immune individuals: September to November 2021
Symptoms that predict positive COVID-19 testing and hospitalization: an analysis of 9,000 patients
An Audit of Use and Monitoring of ACE-inhibitors in General Practice
Does the morphology of the posterior malleolar fragment influence clinical outcomes of trimalleolar fractures after surgical fixation? A systematic review and Meta-analysis
An evidence synthesis approach for combining different data sources illustrated using entomological efficacy of insecticides for indoor residual spraying
Inequalities in the decline and recovery of pathological cancer diagnoses during the first six months of the COVID-19 pandemic: a population-based study
Telemedicine and Patient Satisfaction in Saudi Arabia
Magnitude, change over time, demographic characteristics and geographic distribution of excess deaths among nursing home residents during the first wave of COVID-19 in France: a nationwide cohort study
A wind speed threshold for increased outdoor transmission of coronavirus: An ecological study
Response of Unvaccinated US Adults to Official Information About the Pause in Use of the Johnson & Johnson-Janssen COVID-19 Vaccine
COVID-19 Pandemic Impact on Sexually Transmitted Infection Testing in a College Setting
How are combinations of physical activity, sedentary behaviour and sleep related to cognitive function in older adults? A systematic review.
Are we allowed to visit now? Concerns and issues surrounding vaccination and infection risks in UK care homes during COVID-19
Increased Interregional Travel to Shopping Malls and Restaurants in Response to Differential COVID-19 Restrictions in the Greater Toronto Area
CAR+ and CAR- T cells differentiate into an NK-like subset that is associated with increased inflammatory cytokines following infusion
In Vivo Assessment of the Safety of Standard Fractionation Temporally Feathered Radiation Therapy (TFRT) for Head and Neck Squamous Cell Carcinoma: An R-IDEAL Stage 1/2a First-in- Humans/Feasibility Demonstration of New Technology Implementation
The behavioral variant of Alzheimer's disease does not show a selective loss of Von Economo and phylogenetically related neurons in the anterior cingulate cortex