Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Measurement of SARS-CoV-2 antigens in plasma of pediatric patients with acute COVID-19 or MIS-C using an ultrasensitive and quantitative immunoassay
Clinical Evidence for Improved Outcomes with Histamine Antagonists and Aspirin in 22,560 COVID-19 Patients
Structural connectivity of subthalamic nucleus stimulation for improving freezing of gait
Continuity of Care by Primary Care Provider in Young Children with Chronic Conditions
COVID-19 pandemic dynamics in South Africa and epidemiological characteristics of three variants of concern (Beta, Delta, and Omicron)
Socioeconomic and geographic correlates of intimate partner violence in Sri Lanka: Analysis of the 2016 Demographic and Health Survey
Relationship Between Patient Sex and Serum Tumor Necrosis Factor Antagonist Drug and Anti-Drug Antibody Concentrations in Inflammatory Bowel Disease; A Nationwide Study
Methylation-derived Inflammatory Measures and Lung Cancer Risk and Survival
Association of Systemic immune-inflammation index With Short-Term Mortality of Congestive Heart Failure: A Retrospective Cohort Study
Effectiveness of the Covid-19 vaccine in preventing infection in dental practitioners: results of a cross-sectional questionnaire based survey
COVID-19-associated hospitalizations among vaccinated and unvaccinated adults >=18 years - COVID-NET, 13 states, January 1 - July 24, 2021
Household composition, smoking cessation and relapse: results from a prospective longitudinal Australian cohort
Characterisation of type 2 diabetes subgroups and their association with ethnicity and clinical outcomes: a UK real-world data study using the East London Database
Risk factors for intensive care admission and death amongst children and young people admitted to hospital with COVID-19 and PIMS-TS in England during the first pandemic year
Plasma p217+tau vs NAV4694 amyloid and MK6240 tau PET across the Alzheimer continuum.
Vaccine hesitancy strongly correlates with COVID-19 deaths underreporting
Adaptive design methods in dialysis clinical trials - a systematic review
The effectiveness of acupoint herbal patching for non-specific low back pain: A Protocol for systematic review and meta-analysis
Emergence and Spread of the SARS-CoV-2 Variant of Concern Delta Across Different Brazilian Regions
Insecticide Resistance Surveillance of Malaria and Arbovirus Vectors in Papua New Guinea 2017-2022.
Anti-PF4 VITT antibodies are oligoclonal and variably inhibited by heparin
Identification of REM Sleep Behavior Disorder by Structural Magnetic Resonance Imaging and Machine Learning
Fraction of COVID-19 hospitalizations and deaths attributable to chronic diseases
Adding a reaction-restoration type transmission rate dynamic law to the basic SEIR COVID-19 model
Arbovirus risk perception as a predictor of mosquito-bite preventive behaviors in Ponce, Puerto Rico
Automated Detection of Candidate Subjects with Cerebral Microbleeds using Machine Learning