Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Validation of a remote and fully automated story recall task to assess for early cognitive impairment in older adults: a longitudinal case-control observational study
A conformational variant of p53 (U-p53AZ) as blood-based biomarker for the prediction of the onset of symptomatic Alzheimer's disease
Cross-border transmissions of delta substrain AY.29 during Olympic and Paralympic Games
Immunogenicity of the ChAdOx1 nCoV-19 and the BBV152 Vaccines in Patients with Autoimmune Rheumatic Diseases
Dynamic Epigenetic Changes during a Relapse and Recovery Cycle in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Immunogenicity of a third scheduled dose of rotavirus vaccine in Australian Indigenous infants to improve protection against gastroenteritis: a phase IV, double-blind, randomised, placebo-controlled clinical trial
Systematic review and meta-analysis to estimate the burden of fatal and non-fatal overdose among people who inject drugs
Characterizing the performance of a DIY air filter
COVID-19 deaths and hospitalizations averted by rapid vaccination rollout in the United States
Modeling the transmission of the SARS-CoV-2 delta variant in a partially vaccinated population
Detection of autoimmune antibodies in severe but not in moderate or asymptomatic COVID-19 patients
Artificial Intelligence Enables Quantitative Assessment of Ulcerative Colitis Histology
Automated lung sound analysis using the LungPass platform: A sensitive and specific tool for identifying lower respiratory tract involvement in COVID-19.
Escape of SARS-CoV-2 501Y.V2 variants from neutralization by convalescent plasma
Reducing false-positive SARS-CoV-2 diagnoses using long-range RT-qPCR
Preliminary diagnostic performance of the VIDAS(R) TB-IGRA for the detection of Mycobacterium tuberculosis infection and disease
City-wide school-located influenza vaccination: a retrospective cohort study
Modeling of COVID-19 Transmission Dynamics on US Population: Inter-transfer Infection in Age Groups, Mutant Variants, and Vaccination Strategies
Relation of incident Type 1 diabetes to recent COVID-19 infection: cohort study using e-health record linkage in Scotland
Early immune pathology and persistent dysregulation characterise severe COVID-19
Effectiveness of inactive COVID-19 vaccines against severe illness in B.1.617.2 (Delta) variant-infected patients in Jiangsu, China
Transient adverse events after REGN-CoV2 administration for mild COVID-19 patients and their potential predictive factors: a single center analysis
Cleaning and disinfecting surfaces in hospitals and long-term care facilities for reducing hospital and facility-acquired bacterial and viral infections: A systematic review
'Trained immunity' from Mycobacterium spp. (environmental or BCG) exposure predicts protection from Coronavirus disease 2019 (COVID-19)
Characterising within-hospital SARS-CoV-2 transmission events: a retrospective analysis integrating epidemiological and viral genomic data from a UK tertiary care setting across two pandemic waves
COVID transmission and contact tracing using WHO risk assement tool among frontline healthcare workers : Insights from a South Indian tertiary care centre