Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Indian Interventional trials for COVID-19 drugs: Insights and Learnings
On The Dynamics of Interstate Diffusion of Firearm Violence and Impact of Firearm Regulations
Duration of Oxygen Requirement and Predictors in Severe COVID-19 Patients in Ethiopia: A Survival Analysis
Transmission dynamics of SARS-CoV-2 in the hospital setting
Development of a Model for Differentiating PDAC from Benign Pancreatic Conditions: A Prospective Case-control Study
Effectiveness and durability of the mRNA vaccine-induced SARS-CoV-2-specific humoral and cellular immunity in severe asthma patients on biological therapy
High SARS-CoV-2 attack rates following exposure during five singing events in the Netherlands, September-October 2020
Artificial intelligence-driven meta-analysis of brain gene expression data identifies novel gene candidates in Alzheimer's Disease
Proton pump inhibitor use is not associated with severe COVID-19 related outcomes: A propensity score weighted analysis of a national veteran cohort
The effect of Health Literacy on COVID-19 Vaccine Hesitancy: The Moderating Role of Stress
Common and Disorders-Specific Cortical Thickness Alterations in Internalizing, Externalizing and Thought Disorders over a 2-year Period in the Preadolescents of the ABCD Study
The Investigation of Pulmonary Abnormalities using Hyperpolarised Xenon Magnetic Resonance Imaging in Patients with Long-COVID.
Intravenous corticosteroid treatment in adult patients with sepsis defined by the Sepsis-3 criteria: a systematic review and meta-analysis
Cardiovascular disease biomarkers derived from circulating cell-free DNA methylation
COVID-19 vaccine coverage among immigrants and refugees in Alberta: a population-based cross-sectional study
Tocilizumab in patients admitted to hospital with COVID-19 (RECOVERY): preliminary results of a randomised, controlled, open-label, platform trial
Dynamics of anti-Spike IgG antibody level after full BNT162b2 COVID-19 vaccination in health care workers
Transmission event of SARS-CoV-2 Delta variant reveals multiple vaccine breakthrough infections
Distal gene regulation mediated by non-coding RNAs contributes to germline risk for breast and prostate cancer
Comparison of Rapid Antigen Tests' Performance between Delta (B.1.61.7; AY.X) and Omicron (B.1.1.529; BA1) Variants of SARS-CoV-2: Secondary Analysis from a Serial Home Self-Testing Study
Humoral responses following SARS-CoV-2 breakthrough infection in COVID-19 vaccinated individuals
Alpha globin gene copy number and hypertension risk among Black Americans
SARS-CoV-2 Omicron has extensive but incomplete escape of Pfizer BNT162b2 elicited neutralization and requires ACE2 for infection
Hepcidin regulation in Kenyan children with severe malaria and non-typhoidal Salmonella bacteremia
Yellow fever disease severity is driven by an acute cytokine storm modulated by an interplay between the human gut microbiome and the metabolome
Persistent frustration-induced reconfigurations of brain networks predict individual differences in irritability