Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: Evaluating and optimizing COVID-19 vaccination policies: a case study of Sweden
Profile of Brazilian inpatients with COVID-19 vaccine breakthrough infection and risk factors for unfavorable outcome
Prior SARS-CoV2 infection in vaccinated solid organ transplant recipients induces potent neutralization responses against variants, including Omicron
Preliminary diagnostic performance of the VIDAS(R) TB-IGRA for the detection of Mycobacterium tuberculosis infection and disease
COVID-19 Vaccine Hesitancy Among Patients with Inflammatory Bowel Disease on Biologic Therapies; A cross-sectional study.
The impact of the one child policy on China's infant mortality from 1970-1989: A quasi-experimental study
The kidney releases a non-polymerizing form of Uromodulin in the urine and circulation that retains the external hydrophobic patch domain
Dystonia-Parkinsonism Gene Variants in Individuals with Parkinsonism and Brain Scans without Evidence for Dopaminergic Deficit (SWEDD)
Geographic clusters of objectively measured physical activity and the characteristics of their built environment in a Swiss urban area
Behaviour change interventions improve maternal and child nutrition in sub-Saharan Africa: a systematic review
The relationship between ethnicity and stone composition in a large multi-ethnic London NHS Trust
GWAS and meta-analysis identifies multiple new genetic mechanisms underlying severe Covid-19.
Genetic overlap between Alzheimer's disease and depression mapped onto the brain
Incidence Rates of Pediatric Central Nervous Tumors Display No Geographical Variation
Is WHO International Standard for Anti-SARS-CoV-2 Immunoglobulin Clinically Useful?
Symptoms of depression and anxiety among Vietnamese immigrants in Japan during the COVID-19 pandemic
Thirteen-fold variation between states in clozapine prescriptions to United States Medicaid patients
Epidemiological characteristics and incubation period of SARS-CoV-2 during the 2020-2021 winter pandemic wave in north China: an observational study
Medication Management of Anxiety and Depression by Primary Care Pediatrics Providers: A Retrospective Electronic Health Record Study
Brain Functional Connectivity Scans, Acquired Years Before the Pandemic, Predict COVID-19 Infections in Older Adults: Data From 3,662 Participants
Underlying co morbidity reveals unique immune signatures in Type II diabetes patients infected with SARS-CoV2
Drug repurposing of metformin for Alzheimer disease: Combining causal inference in medical records data and systems pharmacology for biomarker identification
A novel Vascular Leak Index identifies sepsis patients with a higher risk for in-hospital death and fluid accumulation
A prospective diagnostic evaluation of accuracy of self-taken and healthcare worker-taken swabs for rapid COVID-19 testing
Neutralization of ancestral SARS-CoV-2 and variants Alpha, Beta, Gamma, Delta, Zeta and Omicron by mRNA vaccination and infection-derived immunity through homologous and heterologous variants
Independent and Combined Associations of 677C/T and 1298A/C Polymorphisms in the MTHFR gene with Breast Cancers in a South-Asian Population