Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Impact of the COVID-19 pandemic on mental health among Greek adults: a cross-sectional survey.
Rapid replacement of the Beta variant by the Delta variant in South Africa
REcovery and SURvival of patients with moderate to severe acute REspiratory distress syndrome (ARDS) due to COVID-19: a multicentre, single-arm, Phase IV Itolizumab Trial: RESURRECT
Access to social protection by people living with, at risk of, or affected by HIV in Eswatini, Malawi, Tanzania and Zambia: results from Population-Based HIV Impact Assessments.
Quantitative genome-scale analysis of human liver reveals dysregulation of glycosphingolipid pathways in progressive nonalcoholic fatty liver disease
Distinguishing Admissions Specifically for COVID-19 from Incidental SARS-CoV-2 Admissions: A National EHR Research Consortium Study
An observational study of the association between COVID-19 vaccination rates and participation in a vaccine lottery
System Integrated Digital Empowerment and Rehabilitation to promote patient Activation and well-Being (SIDERA^B): Protocol for a Randomized Crossover Trial on Effectiveness and Implementation.
Systematic review and meta-analysis to estimate the burden of fatal and non-fatal overdose among people who inject drugs
A new combination testing methodology to identify accurate and economical point-of-care testing strategies
Sex disparities in COVID-19 mortality vary considerably across time: The case of New York State
Ovarian carcinosarcoma is a distinct form of ovarian cancer with poorer survival compared to tubo-ovarian high grade serous carcinoma
Neurology in a Changing Climate: A Scoping Review
Apolipoprotein E genotype and MRI-detected brain alterations pertaining to neurodegeneration: A systematic review
Triglyceride Glucose Index Predicts Risk of Adverse Cardio-metabolic and Mortality Outcomes Among Chinese Adults: A Territory-Wide Longitudinal Study
Analytical and clinical evaluation of antibody tests for SARS-CoV-2 serosurveillance studies used in Finland in 2020
Frequency of variants of hereditary cancer risk syndrome in 1682 Brazilian patients genotyped by next-generation sequencing
The landscape of COVID-19 vaccination among healthcare workers at the first round of COVID-19 vaccination in China: willingness, acceptance and self-reported adverse effects
COVID-19 in the Mexican Social Security Institute (IMSS) population. Prevalent symptoms
Co-occurrence of apathy and impulsivity in progressive supranuclear palsy
All-cause mortality during SARS-CoV-2 Pandemic in India: Nationally-representative estimates independent of official death registry
Thyroid function and the risk of Alzheimer's disease: A Mendelian Randomisation study
Genetic modifiers of Huntington's disease differentially influence motor and cognitive domains
Pediatric household transmission of SARS-CoV-2 infection
Early Evidence and Predictors of Mental Distress of Adults One Month in the COVID-19 Epidemic in Brazil
Saliva swabs are the preferred sample for Omicron detection