Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Epidemiological, virological and serological investigation into a SARS-CoV-2 outbreak (Alpha variant) in a primary school: a prospective longitudinal study
Two doses of the mRNA BNT162b2 vaccine reduce severe outcomes, viral load and secondary attack rate: evidence from a SARS-CoV-2 Alpha outbreak in a nursing home, Osnabrueck, Germany, January-March 2021
Fourteen-days Evolution of COVID-19 Symptoms During the Third Wave in Non-vaccinated Subjects and Effects of Hesperidin Therapy: A randomized, double-blinded, placebo-controlled study.
The Physical Exercise and Cardiovascular Adaptation Monitoring in Pregnancy (PE-CAMP) Randomised Controlled Trial Protocol.
How a positive COVID-19 diagnosis affects the physical, social and psychological wellbeing of people in the United Arab Emirates? An Explorative Qualitative Study
Development and Validation of an Interpretable 3-day Intensive Care Unit Readmission Prediction Model Using Explainable Boosting Machines
Systematic Review and Meta-Analysis Protocol: Beta adrenoreceptor drugs and risk of Parkinsons disease
Lexical and acoustic features in speech relating to Alzheimer's disease pathology
T cell reactivity to the SARS-CoV-2 Omicron variant is preserved in most but not all prior infected and vaccinated individuals
I do not know anybody who said, oh great, lets get measles: a qualitative study of responses to childhood vaccinations (MMRV) among Orthodox Jews in Jerusalem following the 2018-19 measles outbreaks
Cardiovascular Disease Risk Prediction Models in Haiti: Implications for Primary Prevention in Low-Middle Income Countries
Assessment of Post COVID-19 Health Problems and its Determinants in North India: A descriptive cross section study
Increased mortality among individuals hospitalised with COVID-19 during the second wave in South Africa
Hair loss in females and thromboembolism in males are significantly enriched in post-acute sequelae of COVID (PASC) relative to recent medical history
The Place of Fluvoxamine in the Treatment of Non-critically ill Patients with COVID-19: A Living Systematic Review and Meta-analysis
Social connectedness as a determinant of mental health: A scoping review
PCSK6 and Survival in Idiopathic Pulmonary Fibrosis
All-cause mortality among patients treated with repurposed antivirals and antibiotics for COVID-19 in Mexico City: A Real-World Observational Study
The influence of SARS-CoV-2 variants of concern on national case fatality rates
A multi-site, multi-participant magnetoencephalography resting-state dataset to study dementia: The BioFIND dataset
Rapid Identification and Phenotyping of Nonalcoholic Fatty Liver Disease Patients Using an Automated Algorithmic Approach in Diverse, Urban Healthcare Systems
A Predictive Modelling Framework for COVID-19 Transmission to Inform the Management of Mass Events
mRNA COVID-19 vaccine booster fosters B and T cell responses in immunocompromised patients
Evaluation of a surrogate virus neutralization test for high-throughput serosurveillance of SARS-CoV-2
High Sensitivity and NPV for BinaxNOW Rapid Antigen Test in Children at a Mass Testing Site During Prevalent Delta Variant
Principles of gait encoding in the subthalamic nucleus of people with Parkinson's disease