Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: A Cross-Country Analysis of the Effectiveness of COVID-19 Vaccines in Reducing Mortality Rates within the EU
Estimating local outbreak risks and the effects of non-pharmaceutical interventions in age-structured populations: SARS-CoV-2 as a case study
A Comparison of Methylprednisolone and Dexamethasone in Intensive Care Patients with COVID-19
The impact of COVID-19 pandemic on AMI and Stroke mortality in Lombardy: Evidence from the epicenter of the pandemic
Prognostic accuracy of qSOFA score, SIRS criteria, and EWSs for in-hospital mortality among adult patients presenting with suspected infection to the emergency department (PASSEM): protocol for an international multicentre prospective external validation cohort study
Vitamin D and socioeconomic deprivation mediate COVID-19 ethnic health disparities
Evaluating the effects of vaccine rollout policies in European countries: A simulation study
Multi-omics identify LRRC15 as a COVID-19 severity predictor and persistent pro-thrombotic signals in convalescence
Weighted burden analysis in 200 000 exome-sequenced UK Biobank subjects characterises effects of rare genetic variants on BMI
Growing up unloved: the enduring consequence of childhood emotional neglect on the qualia of memory and imagination.
Neutralizing Activities against the Omicron Variant after a Heterologous Booster in Healthy Adults Receiving Two Doses of CoronaVac Vaccination
Assessment of SARS-CoV-2 infectivity by a Rapid Antigen Detection Test
Exploring provider perspectives on patients with atrial fibrillation who are not prescribed anticoagulation therapy
Involvement of the habenula in the pathophysiology of autism spectrum disorder.
Ultra-rare, rare, and common genetic variant analysis converge to implicate negative selection and neuronal processes in the aetiology of schizophrenia
Machine learning-based single cell and integrative analysis reveals that baseline mDC predisposition predicts protective Hepatitis B vaccine response
Factors associated with the stigma-discrimination complex towards healthcare workers among university students during the coronavirus pandemic in Mexico
Public Perception of COVID-19 Vaccines on Twitter in the United States
Resource Allocation for Different Types of Vaccines against COVID-19: Tradeoffs and Synergies between Efficacy and Reach
Diet quality and risk and severity of COVID-19: a prospective cohort study
Semantic Segmentation to Extract Coronary Arteries in Invasive Coronary Angiograms
Prenatal Selective Serotonin Reuptake Inhibitor Exposure, Depression and Brain Morphology in Middle Childhood: Results from the ABCD Study
Maternal obesity and metabolic disorders associate with congenital heart defects in the offspring: a systematic review
Calibration of Two Validated SARS-CoV-2 Pseudovirus Neutralization Assays for COVID-19 Vaccine Evaluation
SARS-CoV-2 transmission from the healthcare setting into the home: a prospective longitudinal cohort study
Basal cell carcinoma treated with HeberFERON. A real world retrospective study