Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: An international, inter-laboratory ring trial confirms the feasibility of an open source, extraction-less "direct" RT-qPCR method for reliable detection of SARS-CoV-2 RNA in clinical samples
Statistical Inference Using GLEaM Model with Spatial Heterogeneity and Correlation between Regions
Higher body mass index raises immature platelet count: evidence from Mendelian randomization analyses
Loss-of-Function FLNC Variants are Associated with Arrhythmogenic Cardiomyopathy Phenotypes when Identified through Exome Sequencing of a General Clinical Population
Serological response to COVID-19 vaccination in IBD patients receiving biologics
Genome-Wide Association Studies of retinal vessel tortuosity identify 173 novel loci, capturing genes and pathways associated with disease and vascular tissue pathomechanics
Diagnosing COVID-19 in human serum using Raman spectroscopy: a preliminary study
COVID-19 mortality across selected states in India: the role of age structure.
Scarring and Selection in the Great Irish Famine
Integrative modelling of reported case numbers and seroprevalence reveals time-dependent test efficiency and infection rates
School immunization coverage during the COVID-19 pandemic: A retrospective cohort study
Small Airway Disease as long-term Sequela of COVID-19: Use of Expiratory CT despite Improvement in Pulmonary Function test
Targeted Hybridization Capture of SARS-CoV-2 and Metagenomics Enables Genetic Variant Discovery and Nasal Microbiome Insights
Self-injury, suicidal ideation and -attempt and eating disorders in young people following the initial and second COVID-19 lockdown
Prevalence of dysphagia in patients with multiple sclerosis; a systematic review and meta-analysis
SARS-CoV-2 infections in infants in Haiti 2020-2021; evidence from a serological cohort
Can 10x cheaper, lower-efficiency particulate air filters and box fans complement High-Efficiency Particulate Air (HEPA) purifiers to help control the COVID-19 pandemic?
T-cell and antibody immunity after COVID-19 mRNA vaccines in healthy and immunocompromised subjects-An exploratory study.
Integrative Bioinformatics Analysis Reveals Noninvasive miRNA Biomarkers for Lung Cancer
Exposures to different SARS-CoV-2 spike variants elicit neutralizing antibody responses with differential specificity towards established and emerging strains
Computing a Lower Bound for the Total Size of the COVID-19 Infected Population Iceberg Using the General Age-Group Distribution
Sequence Analysis of 20,453 SARS-CoV-2 Genomes from the Houston Metropolitan Area Identifies the Emergence and Widespread Distribution of Multiple Isolates of All Major Variants of Concern
Maternal obesity and metabolic disorders associate with congenital heart defects in the offspring: a systematic review
A First Analysis of Excess Mortality in Switzerland in 2020
Migration of households from New York City and the Second Peak in Covid-19 cases in New Jersey, Connecticut and New York Counties.
Estimating the Failure Risk of Quarantine Systems for Preventing COVID-19 Outbreaks in Australia and New Zealand