Instruct: Identify the main category of a medRxiv paper based on its title.
Query: "If somebody had told me I'd feel like I do now, I wouldn't have believed them"    Older adults' experiences of the BELL trial: a qualitative study
An ML prediction model based on clinical parameters and automated CT scan features for COVID-19 patients
Reconstructing the COVID-19 epidemic in Delhi, India: infection attack rate and reporting of deaths
Integrated single-cell RNA sequencing analysis reveals alterations of ageing human lung endothelium heterogeneity in idiopathic pulmonary fibrosis
Differences in outcomes following an intensive upper-limb rehabilitation programme for patients with common CNS-acting drug prescriptions.
A Rapid and Low-Cost protocol for the detection of B.1.1.7 lineage of SARS-CoV-2 by using SYBR Green-Based RT-qPCR
Measurement of the extent of Anxiety and Depression that has occurred in college students due to the COVID 19 pandemic: A Survey based cross-sectional study.
A Pattern Recognition Diagnostic Model to Restore and Emulate Knee Mobility
Effectiveness of the Single-Dose Ad26.COV2.S COVID Vaccine
Modern lineages of Mycobacterium tuberculosis were recently introduced in western India and demonstrate increased transmissibility
Exploring human mixing patterns based on time use and social contact data and their implications for infectious disease transmission models
Mechanism of bisphosphonate-related osteonecrosis of the jaw (BRONJ) revealed by targeted removal of legacy bisphosphonate from jawbone using equilibrium competing inert hydroxymethylene diphosphonate
Clinical and Economic Impact of COVID-19 on Plantation Workers: Preliminary Results from the Guatemala Agricultural Workers and Respiratory Illness Impact (AGRI) Study
Molecular evidence of coinfection with acute respiratory viruses and high prevalence of SARS-CoV-2 among patients presenting flu-like illness in Bukavu city, Democratic Republic of Congo
Global epidemiology of SARS-CoV-2 infection: a systematic review and meta-analysis of standardized population-based seroprevalence studies, Jan 2020-Dec 2021
Massive social protests amid the pandemic in selected  Colombian  cities:  Did  they increase COVID-19 cases?
Prevalence of Occupation Associated with Increased Mobility During COVID-19 Pandemic
Antibody response to first and second dose of BNT162b2 in a cohort of characterized healthcare workers
Comparing effect estimates in randomized trials and observational studies from the same population: an application to percutaneous coronary intervention
Quarantine fatigue thins fat-tailed coronavirus impacts in U.S. cities by making epidemics inevitable
Comparing COVID-19 risk factors in Brazil using machine learning: the importance of socioeconomic, demographic and structural factors
Design and user experience testing of a polygenic score report: a qualitative study of prospective users
Identifying the Factor Structure of the DSM-5 Level 1 Cross-Cutting Symptom Measure
Elevated plasma levels of CXCL16 in severe COVID-19 patients
The genetic background of hydrocephalus in a population-based cohort: implication of ciliary involvement
Comparison of children and young people admitted with SARS-CoV-2 across the UK in the first and second pandemic waves: prospective multicentre observational cohort study