Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: High prevalence of an alpha variant lineage with a premature stop codon in ORF7a in Iraq, winter 2020-2021
GWAS of Retinal Vessel Tortuosity Identifies 173 Novel Loci Revealing Genes and Pathways Associated with Vascular Pathomechanics and Diseases
Value of radiomics features from adrenal gland and periadrenal fat CT images predicting COVID-19 progression
ClearSpeechTogether: a rater blinded, single, controlled feasibility study of speech intervention for speakers with progressive ataxia
Cost-effectiveness of vitamin D3 supplementation in older adults with vitamin D deficiency in Ireland
A new combination testing methodology to identify accurate and economical point-of-care testing strategies
Rapid Screening of COVID-19 Disease Directly from Clinical Nasopharyngeal Swabs using the MasSpec Pen Technology
Secondary infections modify the overall course of hospitalized COVID-19 patients: A retrospective study from a network of hospitals across North India
Robust immune responses after one dose of BNT162b2 mRNA vaccine dose in SARS-CoV-2 experienced individuals
A Systematic Review and Meta-Analysis of Digital Application use in Clinical Research in Pain Medicine
BASELINE METABOLIC PROFILING AND RISK OF DEATH FROM COVID-19
Impact of a sanitation intervention on quality of life and mental wellbeing in low-income urban neighbourhoods of Maputo, Mozambique
Metagenomic and single-cell RNA-seq survey of the H. pylori-infected stomach in asymptomatic individuals
Transcriptomic profiling of cardiac tissues from SARS-CoV-2 patients identifies DNA damage
Effects of SARS-CoV-2 P.1 introduction and the impact of COVID-19 vaccination on the epidemiological landscape of Sao Jose Do Rio Preto, Brazil
Effect of intravesical chemotherapy on the survival of patients with non-muscle-invasive bladder cancer undergoing transurethral resection: a retrospective cohort study among older adults
Identification of high-risk COVID-19 patients using machine learning
Association Between Preparedness and Response Measures and COVID-19 Incidence and Mortality
Prevalence of SARS-CoV-2 antibodies in Denmark: Nationwide, population-based seroepidemiological surveys
Risk factors for illness severity among pregnant women with confirmed SARS-CoV-2 infection - Surveillance for Emerging Threats to Mothers and Babies Network, 20 state, local, and territorial health departments, March 29, 2020 -January 8, 2021
Perceptions and acceptance of COVID-19 vaccine among pregnant and lactating women in Singapore: A cross-sectional study
Learnings from the Australian First Few X Household Transmission Project for COVID-19
Individualized risk trajectories for iron-related adverse outcomes in repeat blood donors
Ranking videolaryngoscopes and direct laryngoscopes by orotracheal intubation performance in children: protocol of a systematic review and network meta-analysis of randomized clinical trials at patient level.
Homologous and Variant-Specific Memory B-Cell and Antibody Responses after SARS-CoV-2 mRNA Vaccination
Diversity and within-host evolution of parasites from VL and VL/HIV patients in Northern Ethiopia