Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: The Mental Health Under the COVID-19 Crisis in Africa: A Systematic Review and Meta-Analysis
Reappraising Treatment Effect Heterogeneity in Schizophrenia: A Meta-analysis
Post operative acute kidney injury in abdominal Surgeries. A retrospective analysis of single center in western India.
Persistent delirium in older hospital patients: an updated systematic review and meta-analysis
Raman spectroscopy on blood serum probes of patients with end-stage liver disease
Secondary transmission of SARS-CoV-2 in educational settings in Northern Italy from September 2020 to April 2021: a population-based study
Elapsed time since BNT162b2 vaccine and risk of SARS-CoV-2 infection in a large cohort
Changing dynamics of COVID-19 deaths during the SARS-CoV2 B.1.617.2 (Delta variant) outbreak in England and Wales: Reduced COVID-19 deaths among the Care Home residents.
Art therapy as treatment modality for persons living with dementia- a protocol for a scoping review of systematic reviews
Life-course exposure to air pollution and biological ageing in the Lothian Birth Cohort 1936
Characterization and Mitigation of Model Bias in Parametric Mapping of Dopamine Response to Behavioral Challenge
Prevalence and Risk Factors of Stroke in Bangladesh: A Nationwide Population-Based Survey
Somatic mutations reveal hypermutable brains and are associated with neuropsychiatric disorders
Simulating the impact of different vaccination policies on the COVID-19 pandemic in New York City
Disease-specific ACMG/AMP guidelines improve sequence variant interpretation for hearing loss
Community factors and excess mortality in the COVID-19 pandemic in England, Italy and Sweden
Situation of COVID-19 in Brazil: An analysis via growth models as implemented in the ModInterv system for monitoring the pandemic
Antibody Responses in Elderly Residential Care Persons following COVID-19 mRNA Vaccination
Therapeutic effects of Rosa Canina, Urtica Dioica and Tanacetum Vulgare Herbal Combination in Treatment of Tinnitus Symptoms; A Double-blind Randomized Clinical Trial
Temporally-Informed Random Forests for Suicide Risk Prediction
Precision Medicine Approach to Alzheimer's Disease: Successful Proof-of-Concept Trial
Effect of polymerized type I collagen in hyperinflammation of adult outpatients with symptomatic COVID-19: a double blind, randomised, placebo-controlled clinical trial.
Opportunistic Assessment of Ischemic Heart Disease Risk Using Abdominopelvic Computed Tomography and Medical Record Data: a Multimodal Explainable Artificial Intelligence Approach
Field evaluation of a novel, rapid diagnostic assay RLDT, and molecular epidemiology of enterotoxigenic E. coli among Zambian children presenting with diarrhea.
Correlates of circulating extracellular vesicle cargo with key clinical features of type 1 diabetes
Preparations of Dutch emergency departments for the COVID-19 pandemic: a questionnaire-based study