Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: POPULATION-BASED SERO-EPIDEMIOLOGICAL STUDY PROTOCOL FOR THE IMPACT OF SMOKING ON SARS-COV-2 INFECTION AND COVID-19 OUTCOMES - THE TROINA STUDY
Metabolic and immune markers for precise monitoring of COVID-19 severity and treatment
Expectancy-Value-Cost motivational theory to explore final year medical students' research intentions and past research experience: a multicentre cross-sectional questionnaire study
Novel Electrode Architecture for Subgaleal Electroencephalography: A Feasibility Study
DIP: Natural History Model for Major Depression with Incidence and Prevalence
White matter changes in focal to bilateral tonic-clonic seizures
Wave Reflection: More Than A Round Trip
The Coronavirus Calendar (CoronaCal): a Simplified SARS-CoV-2 Test System for Sampling and Retrospective Analysis
Functional status, mood state, and physical activity among women with post-acute COVID-19 syndrome
A New Functional F-Statistic for Gene-Based Inference Involving Multiple Phenotypes
Five years follow-up of patients with non-melanoma skin cancer treated with HeberFERON
Fatigue symptoms associated with COVID-19 in convalescent or recovered COVID-19 patients; a systematic review and meta-analysis
From raw data to a score: Comparing quantitative methods that construct multi-level composite implementation strength scores of family planning programs in Malawi
Effectiveness of the Covid-19 vaccine in preventing infection in dental practitioners: results of a cross-sectional questionnaire based survey
Metabolite-based dietary supplementation in human type 1 diabetes is associated with microbiota and immune modulation
Uncorrected cardiac malformation is the major risk factor for death in patients with dextrocardia
Assessment of N95 respirator for reuse after sterilization: filtration efficacy, breathing resistance, quality factor, chemical structure and surface charge density
Development of a COVID-19 Application Ontology for the ACT Network
When can we stop wearing masks? Agent-based modeling to identify when vaccine coverage makes nonpharmaceutical interventions for reducing SARS-CoV-2 infections redundant in indoor gatherings
Early-life exposure to the Chinese famine of 1959-61 and type 2 diabetes in adulthood: a systematic review and meta-analysis
Estimating COVID-19-induced Excess Mortality in Lombardy
Prognostic and Immunological Significance of ARID1A Status in Endometriosis-Associated Ovarian Carcinoma
Duration of protection of BNT162b2 and mRNA-1273 COVID-19 vaccines against symptomatic SARS-CoV-2 Omicron infection in Qatar
Comorbidities in autism spectrum disorder and their etiologies
Participating in vaccine research for COVID-19 in Senegal: trust and information
Moment-to-moment fluctuations of hemodynamic responses in posterior default mode networks differentially predict level of attentional lapses in adolescents with Attention-Deficit/Hyperactivity Disorder