Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Pandemic-EBT and grab-and-go school Meals: Costs, reach, and benefits of two approaches to keep children fed during school closures due to COVID-19
A Randomised Crossover Trial: Exploring the Dose-Response effect Of Carbohydrate restriction on glycaemia in people with type 2 diabetes (D-ROC2)
Developing a model for predicting impairing physical symptoms in children 3 months after a SARS-CoV-2 PCR-test: The CLoCk Study
Pruning Digital Contact Networks for Meso-scale Epidemic Surveillance Using Foursquare Data
Biomarker-guided neuromodulation aids memory in traumatic brain injury
Ontogeny of plasma lipid metabolism in pregnancy and early childhood: a longitudinal population study
Near real-time surveillance of the SARS-CoV-2 epidemic with incomplete data
Characterization of the indoor near-field and far-field aerosol transmission in a model commercial office building
Enhancing the brain's emotion regulation capacity with a randomised trial of a 5-week heart rate variability biofeedback intervention
Evaluation of Pre-operational Factors Contributing to a Dorsal Column Stimulator Explantation
The Microbiome in Adult Acute Appendicitis
Mutational landscape of high-grade B-cell lymphoma with MYC-, BCL2 and/or BCL6 rearrangements characterized by whole-exome sequencing
Family physicians supporting patients with palliative care needs within the Patient Medical Home in the community: An Appreciative Inquiry qualitative study
COVID-19 Classification of X-ray Images Using Deep Neural Networks
Electoral processes and COVID-19 infections in Japan
GWAS of Retinal Vessel Tortuosity Identifies 173 Novel Loci Revealing Genes and Pathways Associated with Vascular Pathomechanics and Diseases
Large-scale osteocyte lacunar morphological analysis of transiliac bone in normal and osteoporotic premenopausal women
Exposing and Overcoming Limitations of Clinical Laboratory Tests in COVID-19 by Adding Immunological Parameters
Adolescent vaccination with BNT162b2 (Comirnaty, Pfizer-BioNTech) vaccine and effectiveness against COVID-19: national test-negative case-control study, England
Formative usability assessment of a new connector design for peritoneal dialysis
Long-term air pollution exposure and diabetes risk in American older adults: a national cohort study.
Pre-morbid use of proton pump inhibitors has no effect on the risk of death or hospitalization in COVID-19 patients: a matched cohort study
High-throughput splicing assays identify missense and silent splice-disruptive POU1F1 variants underlying pituitary hormone deficiency
The long-term success of mandatory vaccination laws at implementing the first vaccination campaign in 19th century rural Finland
Predictors of treatment outcomes with Auto-titrating CPAP therapy in adults with Obstructive Sleep Apnea
Dynamics of gut microbiome - mediated bile acid metabolism in progression to islet autoimmunity