Instruct: Identify the main category of medRxiv papers based on the titles.
Query: Effectiveness of COVID-19 vaccines against hospitalization and death in Canada: A multiprovincial test-negative design study
Availability and Use of Mobile Health Technology for Disease Diagnosis and Treatment Support by Health Workers in the Ashanti Region of Ghana: A Cross-sectional Survey
Effect of COVID-19 on Lipid Profile and its Correlation with Acute Phase Reactants
A longitudinal study of healthcare workers' surveillance during the ongoing COVID-19 Epidemics in Italy: is SARS-CoV-2 still a threat for the Health-care System?
Seroprevalence of anti-SARS-CoV-2 antibodies among school and daycare children and personnel: Protocol for a cohort study in Montreal, Canada
Short Term Reduction in the Odds of Testing Positive for SARS-CoV-2; a Comparison Between Two Doses and Three doses of the BNT162b2 Vaccine
Ex-vivo mucolytic and anti-inflammatory activity of BromAc in tracheal aspirates from COVID-19
Regional distribution of anoxic brain injury after cardiac arrest: clinical and electrographic correlates
Cost-effectiveness analysis of BNT162b2 COVID-19 booster vaccination in the United States
Longitudinal Changes of Cardiac and Aortic Imaging Phenotypes Following COVID-19 in the UK Biobank Cohort
A mucosal antibody response is induced by intra-muscular SARS-CoV-2 mRNA vaccination
Preclinical Efficacy in Investigator's Brochures: Stakeholders' views on measures to improve Completeness and Robustness
Prevention and Control of Acute Respiratory Viral Infections in Adult Population: A Systematic Review and Meta-Analysis on Ginseng-Based Clinical Trials.
Prioritizing the first doses of SARS-CoV-2 vaccine to save the elderly: the case study of Italy
Arm-hand boost therapy during inpatient stroke rehabilitation: a pilot randomized controlled trial
How to coordinate vaccination and social distancing to mitigate SARS-CoV-2 outbreaks
Travel-driven emergence and spread of SARS-CoV-2 lineage B.1.620 with multiple VOC-like mutations and deletions in Europe
Whole genome analysis reveals the genomic complexity in metastatic cutaneous squamous cell carcinoma
Robust antibody levels in both diabetic and non-diabetic individuals after BNT162b2 mRNA COVID-19 vaccination
Laboratory-Developed Test for SARS-CoV-2 Using Saliva Samples at the University of California, Riverside
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.
Machine-Learning Powered Optoacoustic Sensor for Diabetes Progression
Succinylcholine is Equally Efficient as Rocuronium Bromide in terms of Major Adverse Cardiac Events (MACE)During Off Pump Coronary Artery Bypass Surgery : A Single Centre Study
Clinical utility of Corona Virus Disease-19 serum IgG, IgM, and neutralizing antibodies and inflammatory markers
Modelling, Simulations and Analysis ofthe First and Second COVID-19 Epidemics in Beijing
Analysis of cell-mediated immunity in people with long Covid.