Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Longitudinal analysis of UK Biobank participants suggests age and APOE-dependent alterations of energy metabolism in development of dementia
Changes in ischemic stroke presentations and associated workflow during the first wave of the COVID-19 pandemic: A population study in Alberta, Canada
Viral load dynamics of SARS-CoV-2 Delta and Omicron variants following multiple vaccine doses and previous infection
Characteristics and healthcare use of patients attending virtual walk-in clinics: a cross-sectional analysis
Lack of benefit of temozolomide for MGMT methylated patients with high vascular glioblastoma: a confirmatory study.
A new estimation method for COVID-19 time-varying reproduction number using active cases
Correlation between faecal microbial taxa and ulcerative colitis in different phases of disease activity in a north Indian cohort
Predictive Structured-Unstructured Interactions in EHR Models: A Case Study of Suicide Prediction
Towards Understanding the COVID-19 Case Fatality Rate
SARS-CoV-2 Seroprevalence Among Antenatal Clinic Attendees in Kingston, Jamaica, September-November 2020
Mast cells differentiated in synovial fluid and resident in osteophytes exalt the inflammatory pathology of osteoarthritis
Resting-state functional MRI signal fluctuations are correlated with brain amyloid-β deposition
The effect of long-term awareness on active and passive tobacco smokers.
Genome sequencing in the Parkinson disease clinic
COVID-19 vaccination status is associated with physical activity in German-speaking countries: the COR-PHYS-Q cohort study
Measuring the seasonality of human contact patterns and its implications for the spread of respiratory infectious diseases
Social and racial/ethnic differences in parental willingness to vaccinate children against COVID-19 in Montreal, Canada
Screening for SARS-CoV-2 infections in daycare facilities for children in a large city in Germany
From Delta to Omicron: analysing the SARS-CoV-2 epidemic in France using variant-specific screening tests (September 1 to December 18, 2021)
Measure by Measure: Resting Heart Rate Across the 24 Hour Cycle.
Longitudinal symptom and clinical outcome analysis of hospitalized COVID-19 patients
SARS-CoV-2 RNA load in the lower respiratory tract, viral RNAemia and N-antigenemia in critically ill adult COVID-19 patients: relationship with biomarkers of disease severity
IL-18 and Lower Risk for Lung Cancer: Triangulated Evidence from Germline Predictions, Pre-Diagnostic Measurements, and Tumor Expression
A comprehensive evaluation methodology for the publicly accessible AI services for medical diagnostics
The statistical analysis of daily data associated with different parameters of the New Coronavirus COVID-19 pandemic in Georgia and their monthly interval prediction from September 1, 2021 to December 31, 2021
Deficits in hospital care among clinically vulnerable children aged 0 to 4 years during the COVID-19 pandemic