Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Dynamic of humoral response to SARS-CoV-2 anti Nucleocapsid and Spike proteins after CoronaVac vaccination
SARS-CoV-2 variants in Paraguay: Detection and surveillance with a readily modifiable, multiplex real-time RT-PCR
Evaluating Criteria-Based Thresholds in Cataract Commissioning and Their Contribution to Variable Access to Surgery: an Observational Study
Cognitive, emotional, and social functioning of preschoolers with attention deficit hyperactivity problems
The role of IT ambidexterity, digital dynamic capability and knowledge processes as enablers of patient agility: an empirical study
Efficacy of universal masking for source control and personal protection from simulated cough and exhaled aerosols in a room
Risk of death following SARS-CoV-2 infection or COVID-19 vaccination in young people in England: a self-controlled case series study
Updated Model for the USA Summer 2021 CoVID-19 Resurgence
Polygenic Risk Scores for Alzheimer's Disease and Mild Cognitive Impairment in Hispanics/Latinos in the U.S: The Study of Latinos - Investigation ofNeurocognitive Aging
Where to learn to flatten the curve: a modelling study
Correlations in sleeping patterns and circadian preference between spouses
CD8+ T cell responses in COVID-19 convalescent individuals target conserved epitopes from multiple prominent SARS-CoV-2 circulating variants
The Reputational Dividends of Collaborating with a Highly Reputable Agency: The Case of the FDA and Its Domestic Partner Agencies
No woman should be left behind: A decomposition analysis of socioeconomic inequalities in unsafe abortion among women presenting for abortion care services in Lusaka and Copperbelt provinces of Zambia
Preclinical Efficacy in Investigator's Brochures: Stakeholders' views on measures to improve Completeness and Robustness
Shotgun mass spectrometry-based lipid profiling identifies and distinguishes between chronic inflammatory diseases
A scoping systematic review of implementation frameworks to effectively transition interventions into clinical practice in oncology, nuclear medicine and radiology
Misinformation can prevent the suppression of epidemics
Excess mortality during the COVID-19 pandemic: a geospatial and statistical analysis in Mogadishu, Somalia
Cost saving in primary versus tertiary level of reproductive health services in Sana'a, Yemen
GWAS and meta-analysis identifies multiple new genetic mechanisms underlying severe Covid-19.
Caregiver Perspectives of Pre-Transplant Evaluation in Children
Expression of Exosome Biogenesis Genes is Pervasively Altered by Aging in the Mouse and in the Human Brain During Alzheimer's Disease
A Comparative Study Between Nasopharyngeal/Oropharyngeal, Faecal and Saliva Viral Shedding In Ghanaian COVID-19 Patients attending KATH from October-December, 2020
Validating atlas-based lesion disconnectomics in multiple sclerosis: a retrospective multi-centric study
Persistent intestinal abnormalities and symptoms in cystic fibrosis: The underpinning mechanisms impacting gut health and motility. Protocol for a systematic review.