Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: COVID-19 mortality risk correlates inversely with vitamin D3 status, and a mortality rate close to zero could theoretically be achieved at 50 ng/ml 25(OH)D3: Results of a systematic review and meta-analysis
Efficacy of remdesivir-containing therapy in hospitalized COVID-19 patients: a prospective clinical experience
An Examination of School Reopening Strategies during the SARS-CoV-2 Pandemic
Polygenic risk vectors (PRV) improve genetic risk stratification for cardio-metabolic diseases
50 policies, 1 pandemic, 500,000 deaths: Associations between state-level COVID-19 testing recommendations, tests per capita, undercounted deaths, vaccination policies, and doses per capita in the United States
Disentangling the rhythms of human activity in the built environment for airborne transmission risk
IgG N-glycans are associated with prevalent and incident complications of type 2 diabetes
Network Constraints on Longitudinal Grey Matter Changes in First Episode Psychosis
Clinical pneumonia in the hospitalised child in Malawi in the post-pneumococcal conjugate vaccine era: a prospective hospital-based observational study
Epidural stimulation of the cervical spinal cord improves voluntary motor control in post-stroke upper limb paresis
The treatment of scaphoid non-unions with partial and total scaphoid in titanium custom-made 3D-printed prostheses and reconstruction of scapholunate interosseous ligament: a preliminary study
The Effects of Coronavirus Victimization Distress and Coronavirus Racial Bias on Mental Health Among Black, Indigenous and Latinx Young Adults in the United States
Clinical observation of high-flow nasal cannula (HFNC) with non-rebreather mask (NRM) use on severe or critically ill COVID-19 diabetic patients
A polygenic score-based approach to identify gene-drug interactions stratifying breast cancer risk
Exploring the extracellular transcriptome in seminal plasma for non-invasive prostate cancer diagnosis
Topological data analysis identifies emerging adaptive mutations in SARS-CoV-2
Prenatal Selective Serotonin Reuptake Inhibitor Exposure, Depression and Brain Morphology in Middle Childhood: Results from the ABCD Study
Creating virtual H&E images using samples imaged on a commercial CODEX platform
Impact of BNT162b2 mRNA Vaccination on the Development of Short and Long-term Vaccine-Related Adverse Events in Inflammatory Bowel Disease: A Multi-Center Prospective Study
PRState: Incorporating Genetic Ancestry in Prostate Cancer Risk scores for African American Men
An international, inter-laboratory ring trial confirms the feasibility of an open source, extraction-less "direct" RT-qPCR method for reliable detection of SARS-CoV-2 RNA in clinical samples
A national retrospective cohort study of mechanical ventilator availability and its association with mortality risk in intensive care patients with COVID-19
Predictive utility of mortality by aging measures at different hierarchical levels and the response to modifiable lifestyle factors:Implications for geroprotective programs
KAP survey of practicing doctors on antimicrobial stewardship based on openWHO course
Heterozygous and homozygous variants in STX1A cause a neurodevelopmental disorder with or without epilepsy
Prediction of Life-threatening and Disabling Bleeding in Patients with Acute Myeloid Leukemia Receiving Intensive Induction Chemotherapy