Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Susceptibility and risk of suffering SARS-COV-2 infection by demographic characteristics and pre-existing medical conditions among middle-aged and older adults in Tarragona, Spain: results from the COVID19 TARRACO Cohort Study, March-June 2020
Redesigning SARS-CoV-2 clinical RT-qPCR assays for wastewater RT-ddPCR
Reducing false-positive SARS-CoV-2 diagnoses using long-range RT-qPCR
COVID-19 Serology in New York State Using a Multiplex Microsphere Immunoassay
Comparative effectiveness of the BNT162b2 vs ChAdOx1 vaccine against Covid-19
Expert Opinion on COVID-19 Vaccination and the Use of Cladribine Tablets in Clinical Practice
Genotyping and population structure of the China Kadoorie Biobank
A ketogenic supplement improves white matter energy supply and processing speed in mild cognitive impairment
Investigating pleiotropy between depression and autoimmune diseases using the UK Biobank
Strain-resolved analysis in a randomized trial of antibiotic pretreatment and maintenance dose delivery mode with fecal microbiota transplant for ulcerative colitis
The Gut Microbiome and their Metabolites in Human Blood Pressure Variability
Which countries need COVID-19 vaccines the most? Development of a prioritisation tool
Spatially constrained ICA enables robust detection of schizophrenia from very short resting-state fMRI data
A NOVEL AIR-DRIED MULTIPLEX HIGH RESOLUTION MELT ASSAY FOR THE DETECTION OF EXTENDED SPECTRUM BETA-LACTAMASE AND CARBAPENEMASE GENES
Effects of bilateral sequential theta-burst stimulation on 5-HT1A receptors on dorsolateral prefrontal cortex in treatment resistant depression
Retinal Microvasculature Alteration in Patients with Rheumatoid Arthritis
Forecast of omicron wave time evolution
Trends in Homeschooling Rates Following Elimination of Nonmedical Exemptions to Childhood Immunizations, 2012-2020
Lack of trust and social media echo chambers predict COVID-19 vaccine hesitancy
Patient attrition in Molecular Tumour Boards: A Systematic Review
Effect of information about COVID-19 vaccine effectiveness and side effects on behavioural intentions: two online experiments
Biomarkers of endothelial dysfunction and outcomes in coronavirus disease 2019 (COVID-19) patients: a systematic review and meta-analysis
Childhood Immuno-metabolic Markers and Risk of Depression and Psychosis in Adulthood: A Prospective Birth Cohort Study
Hybrid immunity versus vaccine-induced immunity against SARS CoV2 in Patients with Autoimmune Rheumatic Diseases
How to predict relapse in leukaemia using time series data: A comparative in silico study.
The impact of COVID-19 on pregnant and recently pregnant women in Malawi: A national facility-based cohort