Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Development of an electronic frailty index for hospitalized geriatric patients in Sweden
Frailty is a predictor of medication-related harm requiring healthcare utilisation: a multicentre prospective cohort study
Comparative Analysis of the Chemotherapy-related Cognition Impairments in Patients with Breast Cancer: a Community-based Research
Evolution of Anti-SARS-CoV-2 IgG Antibody and IgG Avidity Post Pfizer and Moderna mRNA Vaccinations
Covid-19 vaccine effectiveness against general SARS-CoV-2 infection from the omicron variant: A retrospective cohort study
Genome-wide study on 72,298 Korean individuals in Korean biobank data for 76 traits identifies hundreds of novel loci
A Novel Abnormality Annotation Database for COVID-19 Affected Frontal Lung X-rays
Details of COVID-19 Disease Mitigation Strategies in 17 K-12 Schools in Wood County, Wisconsin
Interdependencies between cellular and humoral immune responses in heterologous and homologous SARS-CoV-2 vaccination
Experience(s) of the medical profession: A qualitative study using narrative facilitators
Socioeconomic position and SARS-CoV-2 infections: seroepidemiological findings from a German nationwide dynamic cohort
COVID-19 and regional differences in the timeliness of hip-fracture surgery: an interrupted time-series analysis
Hospital admissions for respiratory tract infections in children aged 0-5 years for 2017/2023
Multiplex RT-qPCR assay (N200) to detect and estimate prevalence of multiple SARS-CoV-2 Variants of Concern in wastewater
Post-COVID-19 tele-survey for persistent symptoms in a single center hospital cohort in India along with a parallel country-wide web-survey
Uncertainty quantification and sensitivity analysis of COVID-19 exit strategies in an individual-based transmission model
Object and Instance Detection Within Image Scenes
Predicting Future Cognitive Impairment in De Novo Parkinson's Disease Using Clinical Data and Structural MRI
The experiences of 33 national COVID-19 dashboard teams during the first year of the pandemic in the WHO European Region: a qualitative study
Linking common and rare disease genetics through gene regulatory networks
Regional variation in cardiovascular genes enables a tractable genome editing strategy
The impact of Illinois' comprehensive handheld phone ban on talking on handheld and handsfree cellphones while driving
Disrupted functional connectivity of the brain reward system in substance use problems: a meta-analysis of functional neuroimaging studies
The stochastic dynamics of early epidemics: probability of establishment, initial growth rate, and infection cluster size at first detection
Distinct immune responses in patients infected with influenza or SARS-CoV-2, and in COVID-19 survivors, characterised by transcriptomic and cellular abundance differences in blood.
A Systematic Review and Meta-Analysis of Digital Application use in Clinical Research in Pain Medicine