Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Predicted Symptomatic Effectiveness of Pfizer-BioNTech BNT162b2 Vaccine Against Omicron Variant of SARS-CoV-2
Higher mortality associated with the SARS-CoV-2 Delta variant in the Western Cape, South Africa, using RdRp target delay as a proxy
Glycoproteome remodelling in MLL-rearranged B-cell precursor acute lymphoblastic leukemia
REACT-1 study round 14: High and increasing prevalence of SARS-CoV-2 infection among school-aged children during September 2021 and vaccine effectiveness against infection in England
Cost-effectiveness of psychosocial assessment for individuals who present to hospital following self-harm in England: a model-based retrospective analysis
Determinants of SARS-CoV-2 transmission to guide vaccination strategy in an urban area
A Spatiotemporal Analysis of Socio-Environmental Patterns in Severe Maternal Morbidity: A Retrospective Birth Cohort
Successive pandemic waves with more virulent strains, and the effects of vaccination for SARS-CoV-2
Pulsed electromagnetic fields can prevent bone loss and improve balance function in older adults with primary osteoporosis: a systematic review and meta-analysis
Increased household transmission and immune escape of the SARS-CoV-2 Omicron variant compared to the Delta variant: evidence from Norwegian contact tracing and vaccination data
Operational response simulation tool for epidemics within refugee and IDP settlements
Knowledge and aptitude of early childhood, primary and/or secondary education teachers referred to first aid measures in dental trauma in the province of Seville (Spain.)
Optimal SARS-CoV-2 vaccine allocation using real-time seroprevalence estimates in Rhode Island and Massachusetts
Frontline Healthcare workers suffering from psychosomatic disorders during COVID-19 (a pandemic): A Systematic review
Reduction in COPD exacerbations during COVID-19: a systematic review and meta-analysis
Primary care during the COVID-19 pandemic - observations and challenges identified through a survey and interviews with community paediatricians: the calm before the storm
Predicting the epidemic curve of the coronavirus (SARS-CoV-2) disease (COVID-19) using artificial intelligence
Access to social protection by people living with, at risk of, or affected by HIV in Eswatini, Malawi, Tanzania and Zambia: results from Population-Based HIV Impact Assessments.
Community Engagement to support COVID-19 Vaccine Uptake: A living systematic review protocol
Psychological distress and work and social adjustment in the COVID-19 pandemic: a cross-Country analysis
Targeting Versus Tailoring Educational Videos for Encouraging Deceased Organ Donor Registration in Black-Owned Barbershops
Predictors of parents intention to vaccinate their children against the COVID-19 in Greece: a cross-sectional study
Causal attribution of smoking and BMI to the landscape of disease incidence in UK Biobank
Neonatal and Maternal Outcome of COVID-19 positive women in Sri Lanka: Secondary Analysis using National COVID-19 Positive Pregnant Women Surveillance
Increased mortality in community-tested cases of SARS-CoV-2 lineage B.1.1.7
Investigation of Genetic Variants and Causal Biomarkers Associated with Brain Aging