Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Demographic and clinical profile of black patients with chronic kidney disease attending Charlotte Maxeke Johannesburg Academic Hospital (CMJAH) in Johannesburg, South Africa.
Urinary sodium excretion is not associated with the incidence of end-stage kidney disease and kidney-related death: results from the UK Biobank
Presence of SARS-CoV-2 in food surfaces and public space surfaces in 3 districts of Lima, Peru.
Navigating sample overlap, winner's curse and weak instrument bias in Mendelian randomization studies using the UK Biobank
COVID-19 due to the B.1.617.2 (Delta) variant compared to B.1.1.7 (Alpha) variant of SARS-CoV-2: two prospective observational cohort studies
Effectiveness of Rosuvastatin plus Colchicine, Emtricitabine/Tenofovir and a combination of them in Hospitalized Patients with SARS Covid-19
Fatal COVID-19 outcomes are associated with an antibody response targeting epitopes shared with endemic coronaviruses
Comparison of antibody immune responses between BNT162b2 and mRNA-1273 SARS-CoV-2 vaccines in naive and previously infected individuals
The effect of competition between health opinions on epidemic dynamics
Disruptions in effective connectivity within and between default mode network and anterior forebrain mesocircuit in prolonged disorders of consciousness
The Maldistribution of Pediatric Providers as a Potential Driver of Reduced Educational Outcomes
Coronavirus Disease 2019 (COVID-19) Vaccine Boosting in Persons Already Protected by Natural or Vaccine-Induced Immunity
Guillain-Barre Syndrome after COVID-19 Vaccination in the Vaccine Safety Datalink
Global reports of takotsubo (stress) cardiomyopathy following COVID-19 vaccination: First systematic review and meta-analysis
Analysis of modular gene co-expression networks reveals molecular pathways underlying Alzheimer's disease and progressive supranuclear palsy
Total predicted MHC-I epitope load is inversely associated with mortality from SARS-CoV-2
Examining disparities relating to service reach and patient engagement with COVID-19 remote home monitoring services in England: a mixed methods rapid evaluation
Relation of severe COVID-19 in Scotland to transmission-related factors and risk conditions eligible for shielding support: REACT-SCOT case-control study
Improved Detection of Air Trapping on Expiratory Computed Tomography Using Deep Learning
Concordance of B and T cell responses to SARS-CoV-2 infection, irrespective of symptoms suggestive of COVID-19.
Perfusate metabolomics content and tubular transporters expression during kidney graft preservation by hypothermic machine perfusion
Collecting mortality data via mobile phone surveys: a non-inferiority randomized trial in Malawi
When time-dependence in disease outcome risk is not captured by impact evaluation modeling studies: a measles vaccination case study
Potential use of antibodies to provide an earlier indication of lymphatic filariasis resurgence in post-mass drug administration surveillance, American Samoa
Differential pre-pandemic IgA reactivity against SARS-CoV-2 and circulating human coronaviruses measured in milk collected in Uganda and the USA
Re-emergence of COVID-19 in Beijing was triggered by frozen virus: evidence from molecular clock