Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Reduced COVID-19 Hospitalizations among New York City Residents Following Age-Based SARS-CoV-2 Vaccine Eligibility: Evidence from a Regression Discontinuity Design
Seroprevalence of IgG antibodies against SARS coronavirus 2 in Belgium: a serial prospective cross-sectional nationwide study of residual samples
Impact of Population Mixing Between a Vaccinated Majority and Unvaccinated Minority on Disease Dynamics. Implications for SARS-CoV-2
Increased Risk for Type 2 Diabetes in Relation to Adiposity in Middle-Aged Black South African Men compared to Women
Serological responses to COVID-19 booster vaccine in England
Applying Behavioral Nudges in a Dietary Comparator for Surgical Trials: Developing the MediDiet
High-Throughput Adaptable SARS-CoV-2 Screening for Rapid Identification of Dominant and Emerging Regional Variants
Dynamics of antibodies to SARS-CoV-2 in convalescent plasma donors
Are fast test results preferable to high test sensitivity in contact-tracing strategies?
Functional connectivity directionality between large-scale resting-state networks in children and adolescence from the Healthy Brain Network sample
Temporal trends in hospitalizations and 30-day mortality in older patients during the COVID pandemic from March 2020 to July 2021
Histopathological Image Analysis for Oral Squamous Cell Carcinoma classification using concatenated deep learning models
Trends, regional variation, and clinical characteristics of COVID-19 vaccine recipients: a retrospective cohort study in 23.4 million patients using OpenSAFELY.
Understanding genetic risk factors for common side effects of antidepressant medications
Effectiveness of the CoronaVac vaccine in the elderly population during a P.1 variant-associated epidemic of COVID-19 in Brazil: A test-negative case-control study
Waiting times, patient flow, and occupancy density in South African primary health care clinics: implications for infection prevention and control
A Remote Household-Based Approach to Influenza Self-Testing and Antiviral Treatment
Rare PSAP variants and possible interaction with GBA in REM sleep behavior disorder
Development of a multiplex real-time PCR assay for BCG and validation in a clinical laboratory
Analysis of Mutational Profile of Hypopharyngeal and Laryngeal Head and Neck Cancers Identifies KMT2C as a Potential Tumor Suppressor
Raised cardiovascular disease mortality after central nervous system tumour diagnosis: analysis of 171 926 patients from UK and USA
Use of the FebriDx point-of-care assay as part of a triage algorithm for medical admissions with possible COVID-19
The clinical feature of triple-negative breast cancer in Beijing, China
Reducing persistently positive SARS-CoV-2 diagnoses using long-range RT-qPCR
Vaccines against Covid-19, venous thromboembolism, and thrombocytopenia. A population-based retrospective cohort study
Associations of Midlife Diet Quality with Incident Dementia and Brain Structure: Findings from the UK Biobank Study