Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: Secondary transmission of SARS-CoV-2 in educational settings in Northern Italy from September 2020 to April 2021: a population-based study
Clinical Trends Among U.S. Adults Hospitalized with COVID-19, March-December 2020
Automatized and combined HIV, HBV, HCV, and syphilis testing among illegal gold miners in French Guiana using a standardized dried blood device
How different pre-existing mental disorders and their co-occurrence affects clinical outcomes of COVID-19? A study based on real-world data in the Southern United States
Saliva-based detection of COVID-19 infection in a real-world setting using reagent-free Raman spectroscopy and machine learning
Development of a Community Orientation Program (COP) as a Community-Based Medical Education method for undergraduate medical students: An experience from India
White matter variability, cognition, and disorders: a systematic review.
Epidemiological characteristics of three SARS-CoV-2 variants of concern and implications for future COVID-19 pandemic outcomes
Genomic Epidemiology of SARS-CoV-2 in Seychelles, 2020-2021
Decontamination of Geobacillus Stearothermophilus Using the Arca Aerosolized Hydrogen Peroxide Decontamination System
Primary Care for Homeless Veterans: A Systematic Review of the Homeless Patient Aligned Care Team (HPACT)
Cell-Mediated and Humoral Immune Response to 2-Dose SARS-CoV2 mRNA vaccination in Immunocompromised patient population
Physician Perceptions of Surveillance: Wearables, Apps, and Bots for COVID-19
Spatial patterns of dental disease in patients with low salivary flow
CNVxplorer: a web tool to assist clinical interpretation of CNVs in rare disease patients
Efficacy of Ivermectin in COVID-19 Patients with Mild to Moderate Disease
Using Twitter Data for Cohort Studies of Drug Safety in Pregnancy: A Proof-of-Concept with Beta-Blockers
Rapid Clinical Screening and Staging for COVID-19 Severe Outcome - A Hospitalization Study in New York City
Regional distribution of anoxic brain injury after cardiac arrest: clinical and electrographic correlates
Identification of B.1.346 lineage of SARS-CoV-2 in Japan: Genomic evidence of re-entry of Clade 20C
Overall vertical transmission of hepatitis C, transmission net of clearance, and timing of transmission.
Multiplexed CRISPR-based microfluidic platform for clinical testing of respiratory viruses and SARS-CoV-2 variants
Effect of two methods of soft tissue augmentation for socket closure on soft tissue landmarks and ridge dimensions- Results from software-based analysis of clinical data
Impact of Vaccination and Testing in an Urban Campus model for the SARS-CoV-2 Pandemic
Susceptibility vessel sign as a predictor for recanalization and clinical outcome in acute ischaemic stroke: A Systematic Review and Meta-analysis
Modelling the effect of COVID-19 mass vaccination on acute admissions in a major English healthcare system