Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: Diversity in antibody titer at an average of 87 days after the second dose of BNT162b2 mRNA coronavirus disease 2019 vaccine: data from a predominantly elderly population in a practice in Tokyo
Primary school staff perspectives of school closures due to COVID-19, experiences of schools reopening and recommendations for the future: a qualitative survey in Wales
Evaluating growth pattern and assessing future scenario of COVID-19 epidemic of India
Detection of a BA.1/BA.2 recombinant in travelers arriving in Hong Kong, February 2022
A PTX3/LDH/CRP signature correlates with lung injury CTs scan severity and disease progression in paucisymptomatic COVID-19
Preclinical Efficacy in Investigator's Brochures: Stakeholders' views on measures to improve Completeness and Robustness
Higher serological responses and increased vaccine effectiveness demonstrate the value of extended vaccine schedules in combatting COVID-19 in England
Trends, wealth inequalities and the role of the private sector in caesarean section in the Middle East and North Africa: a repeat cross-sectional analysis of population-based surveys
Examining impacts of approval of home use of misoprostol in England on access to medical abortion
Evaluation of the role of home rapid antigen testing to determine isolation period after infection with SARS-CoV-2
Divergent SARS CoV-2 Omicron-specific T- and B-cell responses in COVID-19 vaccine recipients
Take-Home Dosing Experiences among Persons Receiving Methadone Maintenance Treatment During COVID-19
Detecting Pathogen-Associated RNA via Piecewise Isothermal Testing achieving Sample-to-Result Integration
Pathogenesis of Alzheimer's disease: Involvement of the Choroid Plexus
Are we back to normal yet? The impact of the COVID-19 pandemic on mental health with a specific focus on schizotypal traits in the general population of Germany and the UK, comparing responses from April/May vs. September/October
Morning SARS-CoV-2 testing yields better detection of infection due to higher viral loads in saliva and nasal swabs upon waking
Patch2Self denoising of diffusion MRI in the cervical spinal cord improves intra-cord contrast, signal modelling, repeatability, and feature conspicuity
Nosocomial RSV-related in-hospital mortality in children <5 years: a global case series
Genotype-stratified GWAS meta-analysis reveals novel loci associated with alcohol consumption
EDUCATING MEDICAL PRACTITIONERS ABOUT MEDICAL BILLING: A SYSTEMATIC REVIEW OF THE LITERATURE.
Longitudinal intronic RNA-seq analysis of Parkinson Disease patients reveals disease-specific genome-wide nascent transcription
Metabolomics strategy for diagnosing urinary tract infections
A Highly Accurate Ensemble Classifier for the Molecular Diagnosis of ASD at Ages 1 to 4 Years
Left Hemisphere Bias of NIH Stroke Scale is Most Severe for Middle Cerebral Artery Strokes
Final sizes and durations of new COVID-19 pandemic waves in Poland and Germany predicted by generalized SIR model
Asymptotic solutions of the SIR and SEIR models well above the epidemic threshold