Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Research Letter: Genetically determined blood pressure traits are associated with increased risk of aortic dissection: a Mendelian randomization study
Heart Block in patients with COVID-19
Factors associated with secondhand smoke exposure among non-smoking employees in the workplace: A cross-sectional study in Qingdao, China
Dynamics of the Delta and Omicron variants of SARS-CoV-2 in the United States: the battle of supremacy in the presence of vaccination, mask usage and antiviral treatment
Feeding practices and cost of diet of six-month-old HIV exposed uninfected compared to HIV unexposed uninfected infants in a peri-urban community in South Africa
Anxiety and depression symptoms after COVID-19 infection: results from the COVID Symptom Study app
Sub-national forecasts of COVID-19 vaccine acceptance across the UK: a large-scale cross-sectional spatial modelling study
North Carolina macular dystrophy: phenotypic variability and computational analysis of disease-implicated non-coding variants
Low uptake of COVID-19 lateral flow testing among university students: a mixed methods evaluation
The role of educational settings in the transmission chain of SARS-CoV-2 in 2020: a systematic review
Long term positivity of SARS-CoV-2 total immunoglobulins in convalescent plasma and blood donors
Understanding soaring coronavirus cases and the effect of contagion policies in the UK
Epidemiology of Atrial Fibrillation in the All of Us Research Program
Community access to rectal artesunate for malaria (CARAMAL): a large-scale observational implementation study in the Democratic Republic of the Congo, Nigeria and Uganda
Gut microbiome diversity measures for metabolic conditions: a systematic scoping review
Preterm birth, stillbirth, and early neonatal mortality during the Danish COVID-19 lockdown
Antibiotic resistance profile of E. coli isolates in 17 municipal wastewater utilities across Oregon
Butyrate-producing gut bacteria are associated with protection from allergic symptoms after Hurricane Harvey
AnFiSA: An open-source computational platform for the analysis of sequencing data for rare genetic disease
Long-term air pollution exposure and diabetes risk in the elderly population.
A comparison of health care use after severe COVID-19, respiratory syncytial virus, and influenza in children
Projected impact on blood pressure, chronic kidney disease burden and healthcare costs of achieving the Australian sodium reduction targets: a modelling study
Individual's daily behaviour and intergenerational mixing in different social contexts of Kenya
Prone positioning of patients with moderate hypoxia due to COVID-19: A multicenter pragmatic randomized trial
Modeling the Effect of Population-Wide Vaccination on the Evolution of COVID-19 Epidemic in Canada
Differential effect of corticosteroid treatment on Influenza, SARS, MERS, and SARS-CoV-2 patients: A meta-analysis and systematic review