Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: COVID-19 and regional differences in the timeliness of hip-fracture surgery: an interrupted time-series analysis
COVID-19 vaccine hesitancy in diverse groups in the UK - is the driver economic or cultural in student populations?
Similar Rates of AKI during the First Two Waves of COVID-19 in Northern Italy: a single-center study
Face masks to prevent transmission of respiratory diseases: Systematic review and meta-analysis of randomized controlled trials
Nutritional Status in Patients with Acute heart failure: A systematic review and meta-analysis with trial sequential analysis.
Multidimensional Sleep Health: Concepts, Advances, and Implications for Research and Intervention.
Identification of eight novel variants across PAX3, SOX10, EDNRB and MITF genes in Waardenburg syndrome with next-generation sequencing
Visually-biased perception in cochlear implant users: a study of the McGurk and sound-induced flash illusions
Homebrew reagents for low cost RT-LAMP
Clinical outcomes and cost-effectiveness of COVID-19 vaccination in South Africa
Depression and anxiety among the University community during the Covid-19 pandemic: a study in Southern Brazil
A machine learning based predictive model for the diagnosis of sepsis
COVID-19 vaccination breakthrough infections in a real-world setting: Using community reporters to evaluate vaccine effectiveness
Childhood Trauma Exposure Increases Long COVID Risk
Predictors of COVID-19 vaccine uptake: An online longitudinal study of US Veterans and non-Veterans
Positive end expiratory pressure in invasive and non-invasive ventilation of COVID-19 acute respiratory distress syndrome: computational modeling illuminates the data
Povidone iodine, hydrogen peroxide and chlorhexidine mouthwashes reduce SARS-CoV2 burden in whole mouth fluid and respiratory droplets
Using brain cell-type-specific protein interactomes to interpret genetic data in schizophrenia
Prenatal smoking, alcohol and caffeine exposure and offspring externalising disorders: A systematic review and meta-analysis
Seasonal betacoronavirus antibodies expansion post BNT161b2 vaccination associates with reduced SARS-CoV-2 VoCs neutralization
Clonal transitions and phenotypic evolution in Barrett's oesophagus
Optimal protocol design for diffusion-weighted imaging of the prostate: an estimation theory examination of parameter estimate variance
Optical Genome Mapping: Clinical Validation and Diagnostic Utility for Enhanced Cytogenomic Analysis of Hematological Neoplasms
Impact of social restrictions during the COVID-19 pandemic on the physical activity levels of older adults: an analysis of the CHARIOT COVID-19 Rapid Response Study
Electronic Computer-Based Model of Combined Ventilation Using a New Medical Device
Genomic surveillance of SARS-CoV-2 in a university community: insights into tracking variants, transmission, and spread of Gamma (P.1) variant