Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Heterologous vaccination with inactivated and mRNA vaccines increases B and T cell responses to SARS-CoV-2
BNT162b2 COVID-19 mRNA vaccine elicits a rapid and synchronized antibody response in blood and milk of breastfeeding women
Stakeholders' perception of possible integration pathways for eye health into school health programme in Zanzibar: a qualitative health system research
NOVEL PLASMA GLYCOPROTEIN BIOMARKERS PREDICT PROGRESSION-FREE SURVIVAL IN SURGICALLY RESECTED CLEAR CELL RENAL CELL CARCINOMA
Genetic variants in the SHISA6 gene are associated with delayed cognitive impairment in two family datasets
Comparison of dried blood spots and venous blood for the detection of SARS-CoV-2 antibodies in a population of nursing home residents
Antibody Responses to 3rd Dose mRNA Vaccines in Nursing Home and Assisted Living Residents
Refining long-COVID by a prospective multimodal evaluation of patients with long-term symptoms related to SARS-CoV-2 infection
Evaluating COVID-19 reporting data in the context of testing strategies across 31 LMICs
Practical Indicators for Risk of Airborne Transmission in Shared Indoor Environments and their Application to COVID-19 Outbreaks
The evidence on transmission dynamics of COVID-19 from pre- and asymptomatic cases: protocol for a systematic review. (Version 2 modified on 6 July 2021)
Inflated false-negative rates in pooled RT-PCR tests of SARS-CoV-2
Intraspecies strain exclusion, antibiotic pretreatment, and donor selection control microbiota engraftment after fecal transplantation
Recovery from Covid-19 critical illness: a secondary analysis of the ISARIC4C CCP-UK cohort study and the RECOVER trial
Mathematical Modeling of Listeriosis Incorporating Effects of Awareness Programs
Synaptic resilience is associated with maintained cognition during ageing
Family physicians supporting patients with palliative care needs within the Patient Medical Home in the community: An Appreciative Inquiry qualitative study
Differential excretion of urinary complement fragments in kidney diseases: a potential link to complement activation?
Selection of Human Single Domain Antibodies (sdAb) Against Thymidine Kinase 1 and Their Incorporation Into sdAb-Fc Antibody Constructs For Potential Use In Cancer Therapy.
COVID-19 transmission in educational institutions August to December 2020, Rhineland-Palatinate, Germany: a study of index cases and close contact cohorts
Breath biomarkers of insulin resistance in pre-diabetic Hispanic adolescents with obesity
The impact of environmental mycobiomes on geographic variation in COVID-19 mortality
Ultrasensitive assay for saliva-based SARS-CoV-2 antigen detection.
COVID-19 vaccination rate and protection attitudes can determine the best prioritisation strategy to reduce fatalities
Auricular Vagus Neuromodulation - A Systematic Review on Quality of Evidence and Clinical Effects
Research Letter: Genetically determined blood pressure traits are associated with increased risk of aortic dissection: a Mendelian randomization study