Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Unsupervised clustering reveals phenotypes of AKI in ICU Covid19 patients
Dexamethasone 12 mg versus 6 mg for patients with COVID-19 and severe hypoxia: an international, randomized, blinded trial
Chronotype and mortality - a 37-year follow-up study in Finnish adults
A Pilot Study of Train-of-Four and Post-Tetanic Count Monitoring with the TetraGraph Electromyograph Compared to the TwitchView Monitor Electromyograph
HIV-1 co-infection increases relapse rate and shortens survival in patients with visceral leishmaniasis
Real-world Evidence for Preventive Effects of Statins on Cancer Incidence: A Trans-Atlantic Analysis
Community Led Testing among People Who Inject Drugs: A community centered model to find new cases of HIV and Hepatitis C in Nepal
Essential Workers COVID-19 Vaccine Hesitancy, Misinformation and Informational Needs in the Republic of North Macedonia.
Provisional research criteria for the behavioral variant of Alzheimer disease: A systematic review and meta-analysis
Student nurses' views on shift patterns: what do they prefer and why? Results from a Tweetchat
Estimating COVID-19 cases and deaths prevented by non-pharmaceutical interventions in 2020-2021, and the impact of individual actions: a retrospective model-based analysis
SARS-CoV-2 and influenza co-infection throughout the COVID-19 pandemic: An assessment of co-infection rates and cohort characterization
Traumatic Experience and Self-Control in Old Age
Non-occupational physical activity and risk of 22 cardiovascular disease, cancer, and mortality outcomes: a dose-response meta-analysis of large prospective studies
Machine Learning and Prediction of All-Cause Mortality among Chinese Older Adults
Impacts of COVID-19 on long-term health and health care use
Medical Students' Perceptions of Learning and Working on the COVID-19 Frontlines: "...a confirmation that I am in the right place professionally."
Comparative effectiveness of ChAdOx1 versus BNT162b2 COVID-19 vaccines in Health and Social Care workers in England: a cohort study using OpenSAFELY
DIP: Natural History Model for Major Depression with Incidence and Prevalence
Robust spike antibody responses and increased reactogenicity in seropositive individuals after a single dose of SARS-CoV-2 mRNA vaccine
Reduced neutralisation of SARS-COV-2 Omicron-B.1.1.529 variant by post-immunisation serum
A Retrospective Analysis of COVID-19 mRNA Vaccine Breakthrough Infections - Risk Factors and Vaccine Effectiveness
Using portable air purifiers to reduce airborne transmission of infectious respiratory viruses - a computational fluid dynamics study
Reproducibility of global electrical heterogeneity measurements on 12-lead ECG: The Multi-Ethnic Study of Atherosclerosis.
Efficacy and Safety of Ayurveda Intervention AYUSH 64 as add-on therapy for patients with COVID 19 infections: An open labelled, Parallel Group, Randomized controlled clinical trial
Frailty and rate of fractures in patients initiating antihypertensive medications: a cohort study in primary care.