Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: COVID-19 vaccine brand hesitancy and other challenges to vaccination in the Philippines
"Pandemic of the unvaccinated"? At midlife, white people are less vaccinated but still at less risk of Covid-19 mortality in Minnesota
COVID-19 infection, hospitalisation and death Amongst People with Rare Autoimmune Rheumatic Disease in England. Results from the RECORDER Project.
Was R<1 before the English lockdowns? On modelling mechanistic detail, causality and inference about Covid-19
Saliva Is Comparable to Nasopharyngeal Swabs for Molecular Detection of SARS-CoV-2
Aspirin in patients admitted to hospital with COVID-19 (RECOVERY): a randomised, controlled, open-label, platform trial
Multicenter, Randomized, Open-Label, Comparative Study of Therapeutic Efficacy, Safety, and Tolerability of BNO 1030 application in the technology of delayed prescription of antibiotics in patients with severe acute tonsillitis.
Evaluation of real-life use of Point-Of-Care Rapid Antigen TEsting for SARS-CoV-2 in schools for outbreak control (EPOCRATES)
Assessing the causal role of sleep traits on glycated haemoglobin: a Mendelian randomization study
Wikipedia Drug Safety Advisory Committee: Distilling a Drug Adverse Effect Reference Set Using Wisdom of the Crowd
Willingness to receive vaccination against COVID-19: results from a large nationally representative Australian population survey
Self-reported symptoms, self-reported viral testing result and seroprevalence of SARS CoV-2 among a community sample in Essex County New Jersey: A brief report.
Recruitment location influences bias and uncertainty in SARS-CoV-2 seroprevalence estimates
Is the vitamin D status of patients with COVID-19 associated with reduced mortality?
Technology-delivered undergraduate medical education involving patients and carers: A rapid systematic review
Describing the population experiencing COVID-19 vaccine breakthrough following second vaccination in England: A cohort study from OpenSAFELY
The impact of pausing the Oxford-AstraZeneca COVID-19 vaccine on uptake in Europe: a difference-in-differences analysis
Rapid, large-scale wastewater surveillance and automated reporting system enabled early detection of nearly 85% of COVID-19 cases on a University campus
Uncertainty quantification and sensitivity analysis of COVID-19 exit strategies in an individual-based transmission model
Memory recovery is related to default mode network impairment and neurite density during brain tumours treatment
Biomarkers Selection for Population Normalization in SARS-CoV-2 Wastewater-based Epidemiology
The association between smoking and anal human papillomavirus in the HPV infection in Men Study
Effectiveness of Covid-19 Vaccines against the SARS-COV-2-Delta (B.1.617.2) in China-A Real World Study
Metabolomic signatures of lipid-modifying therapies using drug target Mendelian randomization
Exposures to different SARS-CoV-2 spike variants elicit neutralizing antibody responses with differential specificity towards established and emerging strains
Remote exposure to secondhand tobacco smoke is associated with lower exercise capacity through effects on oxygen pulse, a proxy of cardiac stroke volume