Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Strong anti-viral responses in pediatric COVID-19 patients in South Brazil
The vaccine-elicited immunoglobulin profile in milk after COVID-19 mRNA-based vaccination is IgG-dominant and lacks secretory antibodies
Evaluating the suitability of the case-crossover design under changing baseline outcome risk: A simulation of ambient temperature and preterm birth
Updated SARS-CoV-2 Single Nucleotide Variants and Mortality Association
Prediction of COVID-19 Mortality to Support Patient Prognosis and Triage and Limits of Current Open-Source Data
Development and Implementation of a scalable and versatile test for COVID-19 diagnostics in rural communities
Evaluating malnutrition management through an intersectional lens: A case study of a community-based child malnutrition program in rural Uganda
Biologic Therapies for the Treatment of Post Ileal Pouch Anal Anastomosis Surgery Chronic Inflammatory Disorders: Systematic Review and Meta-analysis
Evaluation of County-Level Heterogeneity in Excess Mortality in Colorado from March to September 2020
Multimodal MRI examination of structural and functional brain changes in older women with breast cancer in the first year of antiestrogen hormonal therapy
Concentrations and immunostimulatory potential of cell-free circulating membrane-bound and -unbound mitochondrial DNA in preeclampsia
A feasible and more efficient SARS-Cov-2 vaccine allocation to states and counties in the USA
A Framework for Falsifiable Explanations of Machine Learning Models with an Application in Computational Pathology
Pediatric SARS-CoV-2 seroprevalence in Arkansas over the first year of the COVID-19 pandemic
Modelling the effect of the interaction between vaccination and non-pharmaceutical measures on COVID-19 incidence
Identifying Online Advice-Seekers for Recovering from Opioid Use Disorder
Sustaining effective COVID-19 control in Malaysia through large-scale vaccination
Machine learning quantification of amyloid deposits in histological images of ligamentum flavum
Self-collected oral, nasal and saliva samples yield sensitivity comparable to professional-collected oro-nasopharyngeal swabs in SARS-CoV-2 diagnosis
Research on the Emotions of Uninfected People during the COVID-19 Epidemic in China
Interscapular fat is associated with impaired glucose tolerance and insulin resistance independent of visceral fat mass
Deep learning driven quantification of interstitial fibrosis in kidney biopsies
COVID Symptoms, Symptom Clusters, and Predictors for Becoming a Long-Hauler:Looking for Clarity in the Haze of the Pandemic
SARS-CoV-2 Delta variant of concern in Brazil - multiple introductions, communitary transmission, and early signs of local evolution
COVID Oximetry @home: evaluation of patient outcomes
Date of introduction and epidemiologic patterns of SARS-CoV-2 in Mogadishu, Somalia: estimates from transmission modelling of 2020 excess mortality data