Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Metabolic subgroups and cardiometabolic multimorbidity in the UK Biobank
Major sex differences in migraine prevalence among occupational categories: a cross-sectional study using UK Biobank
Validation of a clinical and genetic model for predicting severe COVID-19
The prevalence of SARS-CoV-2 antibodies within the community of a private tertiary university in the Philippines: a serial cross sectional study
Animals in higher education settings: Do animal-assisted interventions improve mental and cognitive health outcomes of students?  A systematic review and meta-analysis
Multivariate Genomic Architecture of Cortical Thickness and Surface Area at Multiple Levels of Analysis
Independent and Combined Associations of 677C/T and 1298A/C Polymorphisms in the MTHFR gene with Breast Cancers in a South-Asian Population
Vaginal bacterial load in the second trimester is associated with early preterm birth recurrence: a nested case-control study
Karawun: assisting evaluation of advances in multimodal imaging for neurosurgical planning and intraoperative neuronavigation
Comprehensive lipidomics reveals reduced hepatic lipid turnover in NAFLD during alcohol intoxication
Interdental and subgingival microbiota may affect the tongue microbial ecology and oral malodour in health, gingivitis and periodontitis
Predictors for Reactogenicity and Humoral Immunity to SARS-CoV-2 Following Infection and mRNA Vaccination: A Regularized Mixed-Effects Modelling Approach
Genomic and transcriptomic data analyses highlight KPNB1 and MYL4 as novel risk genes for congenital heart disease
Duration of Oxygen Requirement and Predictors in Severe COVID-19 Patients in Ethiopia: A Survival Analysis
Genetic and environmental regulation of caudate nucleus transcriptome: insight into schizophrenia risk and the dopamine system
Optimal symptom combinations to aid COVID-19 case identification: analysis from a community-based, prospective, observational cohort
The cost of building an environmental surveillance system for typhoid
Plitidepsin has a positive therapeutic index in adult patients with COVID-19 requiring hospitalization.
Efficacy of Ivermectin in COVID-19 Patients with Mild to Moderate Disease
A study of clinical outcomes and prognostic factors associated with invasive mechanical ventilation of patients in non-ICU settings: A systematic review and meta-analysis
Efficacy and safety of novel probiotic formulation in adult Covid19 outpatients: a randomized, placebo-controlled clinical trial
Exempting low-risk health research from ethics reviews to better serve the interests of the patients and public: a qualitative analysis of survey responses
PREDICTORS OF UPTAKE OF A POTENTIAL COVID-19 VACCINE AMONG NIGERIAN ADULTS
Myeloid-derived suppressor cells in the blood of Iranian COVID-19 patients
DEVELOPMENT AND VALIDATION OF AN ENZYME-LINKED IMMUNOASSAY KIT FOR DIAGNOSIS AND SURVEILLANCE OF COVID-19
Antipsychotic Effects on Longitudinal Cognitive Functioning in First-Episode Psychosis: A randomised, triple-blind, placebo-controlled study