Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: The evaluation of a web-based tool for measuring the uncorrected visual acuity and refractive error in keratoconus eyes: a prospective open-label method comparison study
Anterior Segment Optical Coherence Tomography in Pediatric Ocular Pathology
Activity Space Maps: a novel human mobility data set for quantifying time spent at risk
A study of the clearness rate of fetal Sylvian fissure shown on different sections by prenatal ultrasound
Acute Pain Pathways: protocol for a prospective cohort study
Effectiveness of educational intervention on breast cancer knowledge and breast self-examination among female university students in Bangladesh: a pre-post quasi-experimental one group study
Contrasting epidemiology and population genetics of COVID-19 infections defined with 74 polymorphic loci in SARS-CoV-2 genomes sampled globally.
Estimated transmissibility and impact of SARS-CoV-2 lineage B.1.1.7 in England
The National Institute on Aging Late Onset Alzheimer's Disease Family Based Study: A Critical Component of the International Effort to Understand Alzheimer's Disease
Estimates and determinants of SARS-CoV-2 seroprevalence and infection fatality ratio using latent class analysis: the population-based Tirschenreuth study in the hardest-hit German county in spring 2020
Associations and prognostic accuracy of electrolyte imbalances in predicting poor COVID-19 outcome: a systematic review and meta-analysis of 28 observational studies
Deterioration of patients with mental disorders in Denmark coinciding with the invasion of Ukraine
Effects of testing and vaccination levels on the dynamics of the COVID-19 pandemic and the prospects for its termination
Exponential increase in neutralizing and spike specific antibodies following vaccination of COVID-19 convalescent plasma donors
Trends and clinical characteristics of COVID-19 vaccine recipients: a federated analysis of 57.9 million patients primary care records in situ using OpenSAFELY.
Dengue-2 Cosmopolitan genotype detection and emergence in South America.
Recovery from severe mental health problems: A systematic review of service user and informal caregiver perspectives
Somatic mutations reveal hypermutable brains and are associated with neuropsychiatric disorders
Machine prescription for chronic migraine
Metagenomic analysis of antimicrobial resistance genes in wastewaters in Benin and Burkina Faso indicates a serious health risk from untreated hospital wastewaters in low-income countries
Exploring the short-term role of particulate matter in the COVID-19 outbreak in USA cities
Diversity in Parkinson's disease genetics research: current landscape and future directions
Identification and Genomic Assessment of Daptomycin-, Linezolid-, Vancomycin-resistant Enterococcus faecium During Protracted Infection
Reducing Domain Shift For Mitosis Detection Using Preprocessing Homogenizers
Epidemiological Philosophy of Pandemics
Comparative effectiveness of ChAdOx1 versus BNT162b2 COVID-19 vaccines in Health and Social Care workers in England: a cohort study using OpenSAFELY