Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Safety and immunopotency of an adenovirus-vectored tuberculosis vaccine delivered via inhaled aerosol to healthy humans: a dose and route comparison phase 1b study
One-dose ChAdOx1 nCoV-19 Vaccine Effectiveness Against Symptomatic COVID-19 in a vulnerable community in Rio de Janeiro, Brazil: test-negative design study
Occupational exposures and mitigation strategies among homeless shelter workers at risk of COVID-19
Healthcare workers benefit from second dose of COVID-19 mRNA vaccine: Effects of partial and full vaccination on sick leave duration and symptoms
Proposing Response Evaluation Criteria in Solid Tumors Based on Genomic Profiling or Genomic RECIST: A Retrospective Study on the Liquid Biopsy Results of 29 Cancer Patients
Cohort profile: The Australian Parkinson's Genetics Study (APGS)
Assessing neuropathic pain in sickle cell disease: How useful is quantitative sensory testing?
HIV - infected patients on cART had similar level of arterial stiffness to the patients with ST - segment elevation myocardial infarction.
Adherence to the EAT-Lancet diet and risk of incident type 2 diabetes: the Danish Diet, Cancer and Health cohort
Exploring support needs of people living with diabetes during the coronavirus COVID-19 pandemic: insights from a UK survey.
The McGill Approach to Core Stabilization in the Treatment of Chronic Low Back Pain: A Review
Clinical characteristics of Chilean patients with rheumatic diseases and COVID-19: data from the Covid-19 Global Rheumatology Alliance physician-reported registry
Nurses' experience of using video consultation in a digital care setting and its impact on their workflow and communication
Observable Variations in Human Sex Ratio at Birth
Reports of myocarditis and pericarditis following mRNA COVID-19 vaccines: A systematic review of spontaneously reported data from the UK, Europe, and the US and of the literature
Assessing the Impact of Mask Usage on COVID-19 Transmission Using a Computer Simulation
Polygenic risk, lifestyle, and cardiovascular mortality: a prospective population-based UK Biobank study
Comparing effect estimates in randomized trials and observational studies from the same population: an application to percutaneous coronary intervention
Sex differences in the association of mild behavioral impairment with cognitive aging
Predicting Olfactory Loss In Chronic Rhinosinusitis Using Machine Learning
Comparison of adverse events between COVID-19 and Flu vaccines
Relationship Between Depression, Prefrontal Creatine and Gray Matter Volume
Narrowing gap in regional and age-specific excess mortality in the first year and a half of COVID-19 in Hungary
Violence and Non-fatal Injuries among Vietnamese In-school Adolescents: National Prevalence Estimates and Associated Factors
COVID-19 contact tracing during first delta wave, Lebanon, 2021
Over- and under-estimation of vaccine effectiveness