Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: Is there evidence that BCG vaccination has non-specific protective effects for COVID 19 infections or is it an illusion created by lack of testing?
The tryptophan catabolite or kynurenine pathway in COVID-19 and critical COVID-19: a systematic review and meta-analysis
Visible and real dynamics of the COVID-19 pandemic in Ukraine in the spring of 2021
Ensemble of deep masked language models for effective named entity recognition in multi-domain corpora
Data Resource Profile: thousands of circulating RNA profiles of pre-clinical samples from the Janus Serum Bank Cohort
Construction of a demand and capacity model for intensive care and hospital ward beds, and mortality from COVID-19
Emergence of an early SARS-CoV-2 epidemic in the United States
Modelling to explore the potential impact of asymptomatic human infections on transmission and dynamics of African sleeping sickness
Simulation and predictions of a new COVID-19 pandemic wave in Ukraine with the use of generalized SIR model
Accurate genome-wide germline profiling from decade-old archival tissue DNA reveals the contribution of common variants to precancer disease outcome
Oral, similar to intranasal, administration of oxytocin decreases top-down social attention, but additionally enhances bottom-up control
U.S. Regional Differences in Physical Distancing: Evaluating Racial and Socioeconomic Divides During the COVID-19 Pandemic
Estimating the death toll of the Covid-19 pandemic in India
Effect of laser assisted local anesthesia in single-visit root canal treatment for mandibular molar teeth with acute irreversible pulpitis
COVID Outcome Prediction in the Emergency Department (COPE)
Allelic expression imbalance in articular cartilage and subchondral bone refined genome-wide association signals in osteoarthritis.
COVID-19 pandemic dynamics in South Africa and epidemiological characteristics of three variants of concern (Beta, Delta, and Omicron)
Laboratory changes associated with medication non-adherence in patients with hypertension over six months of the COVID-19 pandemic
Microbial Community of Small Intestine in Acute Severe Pancreatitis Patients: a Pilot Study
School teachers' self-reported fear and risk perception during the COVID-19 pandemic - a nationwide survey in Germany
Prevalence of intraventricular haemorrhage and determinants of its early outcomes among preterm neonates at the newborn unit of a teaching hospital in Western Kenya
Operationalising the Centiloid Scale for florbetapir PET Studies on PET/MR
U.S. adolescents' mental health and COVID-19-related changes in technology use, Fall 2020
Emulation of epidemics via Bluetooth-based virtual safe virus spread: experimental setup, software, and data
Identification of Acute Respiratory Distress Syndrome subphenotypes denovo using routine clinical data: a retrospective analysis of ARDS clinical trials
Health-related quality of life of female sex workers living with HIV in South Africa