Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: SARS-CoV-2 Convalescent Sera Binding and Neutralizing Antibody Concentrations Compared with COVID-19 Vaccine Efficacy Estimates Against Symptomatic Infection
Making sense of non-randomized comparative treatment studies in times of Covid-19: A case study of tocilizumab
Prospective examination of mental health in university students during the COVID-19 pandemic
Distinct promoter regions of the oxytocin receptor gene are hypomethylated in Prader-Willi syndrome and in Prader-Willi syndrome associated psychosis
Fc-gamma receptor expression and cytokine response to intravenous human immunoglobulin in mothers and neonates
Quantifying contact patterns: development and characteristics of the British Columbia COVID-19 population mixing patterns survey (BC-Mix)
Quantifying T- and B-cell immune receptor distribution diversity to uncover their clinical relevance in clear cell renal cell carcinoma
The hospital burden of intergenerational contact with the welfare system: A whole-of-population liked data study
Ilioinguinal versus modified Stoppa approach for open reduction and internal fixation of displaced acetabular fractures: A Protocol for Systematic Review and Meta-Analysis
Temporal stability of the ventral attention network and general cognition along the Alzheimer's disease spectrum
Graphical Models of Pandemic
Efficacy of B12 fortified nutrient bar and yogurt in improving plasma B12 concentrations Results from two double blind randomised placebo controlled trials
The Omicron variant mutation at position 28,311 in the SARS-CoV-2 N gene does not perturb CDC N1 target detection
Recurrent dissemination of SARS-CoV-2 through the Uruguayan-Brazilian border
Effect of vaccination rates on the prevalence and mortality of COVID-19
The INDSCI-SIM model for COVID-19 in India
The impact of demographic factors on numbers of COVID-19 cases and deaths in Europe and the regions of Ukraine
Dynamic, stage-course protein interaction network using high power CpG sites in Head and Neck Squamous Cell Carcinoma
Lessons from a pandemic
An analysis of patients' perspectives on qualitative olfactory dysfunction using social media
Beyond Common Outcomes: Clients' Perspectives on the Benefits of Prenatal Care Coordination
The impact of COVID-19 employment shocks on suicide and safety net use: An early-stage investigation
Mechanistic modeling-guided optimization of microneedle-based skin patch for rapid transdermal delivery of naloxone for opioid overdose treatment
Polygenic risk score and statin relative risk reduction for primary prevention in a real-world population
COVID-19 vaccine attitude and its predictors among people living with chronic health conditions in Ibadan, Nigeria
Risk of ESKD in related older living kidney donors