Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Greater Covid-19 Severity and Mortality in Hospitalized Patients in Second (Delta Variant) Wave Compared to the First: Single Centre Prospective Study in India
Testing Frequency Matters | An Evaluation of the Diagnostic Performance of a SARS-CoV-2 Rapid Antigen Test in United States Correctional Facilities
One size does not fit all: Single-subject analyses reveal substantial individual variation in electroencephalography (EEG) characteristics of antidepressant treatment response
CADM2 is implicated in impulsive personality and numerous other traits by genome- and phenome-wide association studies in humans, with further support from studies of Cadm2 mutant mice
ai-corona: Radiologist-Assistant Deep Learning Framework for COVID-19 Diagnosis in Chest CT Scans
Causal Associations of Self-Reported Walking Pace with Telomere Length in 405,981 middle-aged adults: a UK Biobank study
Considerations for using multiple imputation in propensity score-weighted analysis
Household transmission of SARS-CoV-2 from adult index cases living with and without HIV in South Africa, 2020-2021: a case-ascertained, prospective observational household transmission study
Causal associations between fatty acid measures and schizophrenia - a two-sample Mendelian randomization study
Peripheral artery disease affects the legs of claudicating patients in a diffuse manner irrespective of the level of the arterial tree primarily involved.
Sustainable targeted interventions to mitigate the COVID-19 pandemic: A big data-driven modeling study in Hong Kong
The genetic architecture of human infectious diseases and pathogen-induced cellular phenotypes
Towards a gene-level map of resilience to genetic variants associated with autism
American older adults in COVID-19 Times: Vulnerability types, aging attitudes and emotional responses
Correlation of SARS-CoV-2 Breakthrough Infections to Time-from-vaccine; Preliminary Study
Open science policies of medical and health sciences journals before and during the COVID-19 pandemic: a repeat cross-sectional study
Non-differential risk of SARS-CoV-2 infection for members of polling stations on Catalan parliament voting day.
Critical interventions for demand generation in Zambia, Nepal, and Senegal with regards to the 5C psychological antecedents of vaccination
Measuring post-discharge socioeconomic and quality of life outcomes in trauma patients: A scoping review
Prospectively validated disease-agnostic predictive medicine with augmented intelligence
PRISMA2020: an R package and Shiny app for producing PRISMA 2020-compliant flow diagrams, with interactivity for optimised digital transparency and Open Synthesis
Comparative effectiveness of different exercises on bone mineral density in postmenopausal women: a systematic review and network meta-analysis of randomized controlled trials
Cardiovascular Complications of Modern Multiple Myeloma Therapy: Analysis of FDA Adverse Event Reporting System
Unpicking the Gordian knot: Mendelian randomization to elucidate the risk factors for infectious diseases, using EBV as a model pathogen
Elevation of Circulating LIGHT (TNFSF14) and Interleukin-18 Levels in Sepsis-Induced Multi-Organ Injuries
Immunogenicity of Oxford-AstraZeneca COVID-19 vaccine in Vietnamese healthcare workers