Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Automatic Electrocardiogram Detection of Suspected Hypertrophic Cardiomyopathy: Application to Wearable Heart Monitors
Association of Systemic immune-inflammation index With Short-Term Mortality of Congestive Heart Failure: A Retrospective Cohort Study
Characterization of the Second Wave of COVID-19 in India
The risk of severe COVID-19 and mortality from COVID-19 in people living with HIV compared to individuals without HIV - a systematic review and meta-analysis of 1 268 676 individuals.
Pre-COVID-19 pandemic health-related behaviours in children (2018-2020) and association with being tested for SARS-CoV-2 and testing positive for SARS-CoV-2 (2020-2021): a retrospective cohort study using survey data linked with routine health data in Wales, UK
Does advance contact with research participants increase response to questionnaires: A Systematic Review and meta-Analysis
Massive social protests amid the pandemic in selected  Colombian  cities:  Did  they increase COVID-19 cases?
Preliminary report on the development of a colorimetric loop-mediated isothermal amplification diagnostic assay for deer tick virus
Severity of SARS-CoV-2 reinfections in second wave determines likelihood of mild endemicity
Prevalence of Bacterial Coinfection and Patterns of Antibiotics Prescribing in Patients with COVID-19: A Systematic review and Meta-Analysis
Mental Health and Time Management Behavior among Students During COVID-19 Pandemic: Towards Persuasive Technology Design
Optimal allocation of vaccines - the role of childrens vaccination
Informing patterns of health and social care utilisation in Irish older people according to the Clinical Frailty Scale
When thinking you are better leads to feeling worse: Self-other asymmetries in prosocial behavior and increased anxiety during the Covid-19 pandemic
Investigating the Impact of Caregiver Transportation Needs on Children's Response to Behavioral and Mental Health Treatment: A Longitudinal Analysis
High risk of patient self-inflicted lung injury in COVID-19 with frequently encountered spontaneous breathing patterns: a computational modelling study
Safety and Efficacy of Daclatasvir with Sofosbuvir and Ribavirin in Hepatitis C Virus Infection: A Real World Experience from South Punjab, Pakistan
New and Increasing Rates of Adverse Events Can be Found in Unstructured Text in Electronic Health Records using the Shakespeare Method
Neurology in a Changing Climate: A Scoping Review
Partial and Radical cystectomy Provides Equivalent Oncologic Outcomes in T2 Bladder Cancer: a Population-Based Study
Real-world clinical outcomes of treatment with casirivimab-imdevimab among patients with mild-to-moderate coronavirus disease 2019 during the Delta variant pandemic
The rapid reemergence of seasonal respiratory viruses in Houston, Texas, after relaxing COVID-19 restrictions
Microbiome profiles are associated with cognitive functioning in 45-month-old children
Environmental and behavioral exposure pathways associated with diarrhea and enteric pathogen detection in twenty-six week old urban Kenyan infants: a cross-sectional study
The impact of relationship to cancer patient and extent of caregiving on adherence to cancer screening in a diverse inner-city community
Highly-specific early detection of colorectal cancer by novel non-invasive serum methylation biomarkers