Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Activity of convalescent and vaccine serum against a B.1.1.529 variant SARS-CoV-2 isolate
COVID-19 severity prediction based on patient risk factors and number of vaccines received
Impact of COVID-19 restrictions on diabetes health checks and prescribing for people with type 2 diabetes: a UK-wide cohort study involving 618,161 people in primary care
Pneumocytes are distinguished by highly elevated expression of the ER stress biomarker GRP78, a co-receptor for SARS-CoV-2, in COVID-19 autopsies
Dynamics of the Delta and Omicron variants of SARS-CoV-2 in the United States: the battle of supremacy in the presence of vaccination, mask usage and antiviral treatment
Metabolomics insights into osteoporosis through association with bone mineral density
Mixed ancestry analysis of whole-genome sequencing identifies TBX5 and PTK7 as susceptibility genes for posterior urethral valves
Pharmacometabolomics Identifies Candidate Predictor Metabolites of an L-carnitine Treatment Mortality Benefit in Septic Shock
Unequal impact of the COVID-19 pandemic on excess deaths, life expectancy, and premature mortality across Spanish regions in 2020 and 2021
Salivary bacterial signatures in depression-obesity comorbidity are associated with neurotransmitters and neuroactive dipeptides
Diagnostic Strategies to Identify Patients with Genetic Salt-Losing Tubulopathies
Does prior healthcare experience predict success on clinical courses and add value to admissions processes?
Spatio-temporal modelling of the first Chikungunya epidemic in an intra-urban setting: the role of socioeconomic status, environment and temperature
Initial SARS-CoV-2 viral load is associated with disease severity: a retrospective cohort study
Clinical and spatial characteristics of Severe Acute Respiratory Syndrome by COVID-19 in Indigenous of Brazil
Vaccination under the Pandemic and Political Support
Association between resting-state functional brain connectivity and gene expression is altered in autism spectrum disorder
Regional atrophy and cognitive decline depend on definition of subjective cognitive decline
Thirteen-fold variation between states in clozapine prescriptions to United States Medicaid patients
Challenges and Opportunities Experienced by Performing Artists during COVID-19 Lockdown: Scoping Review
Meta-Analytic Evidence of Depression and Anxiety in Eastern Europe during the COVID-19 Pandemic
Identifying Patterns of ALS Progression from Sparse Longitudinal Data
Estimating the prevalence of discrepancies between study registrations and publications: A systematic review and meta-analyses
Temporal stability of the ventral attention network and general cognition along the Alzheimer's disease spectrum
Predictive modeling of morbidity and mortality in COVID-19 hospitalized patients and its clinical implications.
Cervicovaginal microbiota predicts Neisseria gonorrhoeae clinical presentation