Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Autoantibodies against IL-1-receptor-antagonist in multisystem inflammatory syndrome in children
Intramuscular SARS-CoV-2 vaccines elicit varying degrees of plasma and salivary antibody responses as compared to natural infection
Trends in SARS-CoV-2 seroprevalence in Massachusetts estimated from newborn screening specimens
Incidence rates and symptomatology of community infections with SARS-CoV-2 in children and parents: The CoKids longitudinal household study
Helmet noninvasive ventilation for COVID-19 patients (Helmet-COVID): study protocol for a multicenter randomized controlled trial
Effect of RBD (Y453F) mutation in spike glycoprotein of SARS-CoV-2 on neutralizing IgG affinity.
Diagnostic accuracy of RT-PCR for detection of SARS-CoV-2 compared to a composite reference standard in hospitalized patients
CCL25 mediates inflammatory crosstalk between adipose and liver in non-alcoholic fatty liver disease
Self-reported real-world safety and reactogenicity of COVID-19 vaccines: An international vaccine-recipient survey.
Viral load and infectivity of SARS-CoV-2 in paired respiratory and oral specimens from symptomatic, asymptomatic or post-symptomatic individuals
COVID-19 infections in day care centres in Germany: Social and organisational determinants of infections in children and staff in the second and third wave of the pandemic
COVID in Post Vaccinated individuals- Beacon of Light
Loss of CHGA protein as a potential biomarker for colon cancer diagnosis: a study on biomarker discovery by machine learning and confirmation by immunohistochemistry in colorectal cancer tissue microarrays
Tryptophan and arginine metabolism is significantly altered at the time of admission in hospital for severe COVID-19 patients: findings from longitudinal targeted metabolomics analysis
Neuropsychiatric, cognitive and brain morphology characteristics of conversion from Mild Cognitive Impairment to Alzheimers Disease
Oral, similar to intranasal, administration of oxytocin decreases top-down social attention, but additionally enhances bottom-up control
Health risk behaviours among people with severe mental ill health during the COVID-19 pandemic: analysis of linked cohort data
Exploration of interethnic variation in the ibuprofen metabolizing enzyme CYP2C9: a genetic-based cautionary guide for treatment of COVID-19 symptoms
A RANDOMIZED CLINICAL TRIAL OF 2-WEEK METHOTREXATE DISCONTINUATION IN RHEUMATOID ARTHRITIS PATIENTS VACCINATED WITH INACTIVATED SARS-COV-2 VACCINE
Effects of the second emergency status declaration for the COVID-19 outbreak in Japan
Sensitivity of rapid antigen testing and RT-PCR performed on nasopharyngeal swabs versus saliva samples in COVID-19 hospitalized patients: results of a prospective comparative trial (RESTART).
Design, Development, and Usability Evaluation of a Voice App Experience for Heart Failure Management
Modelling the risk factors of malnutrition amongst children below five years of age in Uganda. A GSEM based analysis
DRUL for School: Opening Pre-K with safe, simple, sensitive saliva testing for SARS-CoV-2
The Canadian COVID-19 Experiences Survey: Study Protocol
SARS-CoV-2 aerosol transmission in schools: the effectiveness of different interventions