Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: An adaptive randomized controlled trial of non-invasive respiratory strategies in acute respiratory failure patients with COVID-19
Evaluation of High Flow Local Extraction on control of the aerosol plume in an operating theatre
A causal inference approach for estimating effects of non-pharmaceutical interventions during Covid-19 pandemic
Immunity status in patients with periprosthetic knee joint infection
Gestational diabetes mellitus in women born small or premature: Systematic review and meta-analysis
Cooccurrence of N501Y, P681R and other key mutations in SARS-CoV-2 Spike
Highly versatile antibody binding assay for the detection of SARS-CoV-2 infection
Investigating the validity of the Strengths and Difficulties Questionnaire to assess ADHD in young adulthood
Protocol: Identification and evaluation of critical factors in achieving high and sustained childhood immunization coverage in selected low- and lower-middle income countries
Correction of human forehead temperature variations measured by non-contact infrared thermometer
Physiotherapists use different motivational strategies tailored to an individual's condition: a qualitative study
Acceptance of COVID-19 Vaccine in Pakistan Among Health Care Workers
Effectiveness of COVID-19 vaccines against variants of concern, Canada
Prognostic significance of BMI after PCI treatment in ST-elevation myocardial infarction A cohort study from the Swedish Coronary Angiography and Angioplasty Registry
Emergence of a multidrug resistant and virulent Streptococcus pneumoniae lineage mediates serotype replacement after PCV13
Effectiveness of the inactivated COVID-19 vaccine (CoronaVac) in adult population in Indonesia
Controlling COVID-19 via test-trace-quarantine
Returning to nursing during the COVID-19 pandemic: experiences and needs of re-entering nurses
Altered cellular and humoral immune responses following SARS-CoV-2 mRNA vaccination in patients with multiple sclerosis on anti-CD20 therapy.
Causal and Associational Linking Language From Observational Research and Health Evaluation Literature in Practice: A systematic language evaluation
Novel Multiple Sclerosis Agents-Induced Cardiotoxicity
Disparities in Opioid-related Mortality Across United States Census Regions from 1999-2020
Artificial Intelligence in Dry Eye Disease
Modeling COVID-19 vaccine efficacy and coverage towards herd-immunity in the Basque Country, Spain
Tracking Cryptic SARS-CoV-2 Lineages Detected in NYC Wastewater
Multinational Prevalence of Neurological Phenotypes in Patients Hospitalized with COVID-19