Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: 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
Can individuals with low antibody responses to conventional antiviral vaccines acquire adequate antibody by the SARS-CoV-2 mRNA vaccine?
Integration of proteomics and metabolomics - insights into inflammation, metabolic dysregulation, and vascular aspects in AD
Effect of fasting therapy on vitamin D, vitality and quality of life. A randomized control trial
Seroprevalence of anti-SARS-CoV-2 antibodies among school and daycare children and personnel: Protocol for a cohort study in Montreal, Canada
COVID 19 Vaccine Perceptions in the New York State Intellectual and Developmental Disabilities Community
Vaccine Equity in Low- and Middle-Income Countries: A Systematic Review and Meta-analysis
Dual methylation and hydroxymethylation study of alcohol use disorder
Waning of Vaccine Effectiveness for the COVID-19 vaccine in Japan
Namilumab or infliximab compared to standard of care in hospitalised patients with COVID-19 (CATALYST): a phase 2 randomised adaptive trial
Accuracy of computer-aided chest X-ray screening in the Kenya National Tuberculosis Prevalence Survey
Direct and indirect mortality impacts of the COVID-19 pandemic in the US, March 2020-April 2021
Empirical Approach to Developing an Optimal Socioeconomic Status Index for Health Surveillance
Economic analyses of interventions for student mental health and wellbeing: protocol for a systematic review
Symptoms of COVID-19 in a population-based cohort study
Development of an online Langerian mindfulness program for stroke survivors and caregivers
Selection for infectivity profiles in slow and fast epidemics, and the rise of SARS-CoV-2 variants
A Statistical Argument Against Vaccine Injury
Rare Variant Aggregation in 148,508 Exomes Identifies Genes Associated with Proxy Alzheimer's Disease
Major sex differences in migraine prevalence among occupational categories: a cross-sectional study using UK Biobank
Post-acute sequelae of COVID-19 and adverse psychiatric outcomes: an etiology and risk systematic review protocol
Use of autologous platelet derivatives for secondary alveoloplasty in patients with cleft lip and palate: a protocol for a systematic review and meta-analysis
Long-term and serious harms of medical cannabis and cannabinoids for chronic pain: A systematic review of non-randomized studies
Single-cell spatial analysis of tumor immune architecture in diffuse large B cell lymphoma
The impact of National Centralized Drug Procurement policy on the use of policy-related original and generic drugs in public medical institutions in China: A difference-in-difference analysis based on national database
Prospective cohort study of workers diagnosed with COVID-19 and subsequent unemployment