Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: The interplay between subcritical fluctuations and import: understanding COVID-19 epidemiology dynamics
Combined association of obesity and other cardiometabolic diseases with severe COVID-19 outcomes: a nationwide cross-sectional study of 21,773 Brazilian adult and elderly inpatients
Evaluation of viral loads in patients with SARS-CoV-2 Delta variant infection: Higher loads do not translate into different testing scenarios
The immunogenicity against variants of concern and reactogenicity of four COVID-19 booster vaccinations following CoronaVac or ChAdOx1 nCoV-19 primary series
A Longitudinal Study of BNT162b2 Vaccine-Induced Humoral Response and Reactogenicity in Health Care Workers with Prior COVID-19 Disease
Failure of the choroid plexus in Alzheimer's disease
Association of Covert Cerebrovascular Disease Identified Using Natural Language Processing and Future Dementia
Public attitudes towards the use of novel technologies in their future healthcare: A UK survey
Project DELTA - integrateD diagnostic solution forEarLy deTection of oesophageal cAncer: a study protocol for data mining and risk prediction algorithm development
Comparative analysis of three point-of-care lateral flow immunoassays for detection of anti-SARS-CoV-2 antibodies: data from 100 healthcare workers in Brazil
IL-2 stromal signatures dissect immunotherapy response groups in non-small cell lung cancer (NSCLC)
Effectiveness of Community-Based Rehabilitation (CBR) centres for improving physical fitness for community-dwelling older adults: a systematic review protocol
Persistence of functional memory B cells recognizing SARS-CoV-2 variants despite loss of specific IgG
Identification of muscle weakness in older adults from normalized lower and upper limbs strength
Knowledge, attitude and practice towards antibiotic use and resistance among the veterinarians in Bangladesh
One minute Multiple Pupillary Frequency Tagging test to assess visual field defects
Acute COVID-19 gene-expression profiles show multiple etiologies of long-term sequelae
The Effect of Headgear Use on Concussion Injury Rates in Girls' High School Lacrosse
Structural Neuroplasticity Following Cognitive Behavioral Therapy for the Treatment of Chronic Musculoskeletal Pain: A Randomized Controlled Trial with Secondary MRI Outcomes
Longitudinal assessment of lung function in Swiss childhood cancer survivors
Estimating vaccine confidence levels among healthcare staff and students of a tertiary institution in South Africa
SARS-CoV-2 detection by rRT-PCR on self-collected anterior nares swabs or saliva compared with clinician-collected nasopharyngeal swabs--Denver and Atlanta, August--November, 2020
Linking Genotype to Phenotype: Further Exploration of Mutations in SARS-CoV-2 Associated with Mild or Severe Outcomes
Assessment and Modeling of COVID-19 Outcomes in a Longitudinal Cohort of Hospitalized Adults
Wastewater Virus Detection Complements Clinical COVID-19 Testing to Limit Spread of Infection at Kenyon College
Assessing Immunity by Quantitative Measurement of SARS-CoV-2 IgG Antibodies in Fingerstick Samples