Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Persistent while declined neutralizing antibody responses in the convalescents of COVID-19 across clinical spectrum during the 16 months follow up
Potential reduction in transmission of COVID-19 by digital contact tracing systems
Decreased hospital visits and increased mortality rate in the emergency department during the COVID-19 pandemic: Evidence from Albania.
CCL25 mediates inflammatory crosstalk between adipose and liver in non-alcoholic fatty liver disease
Excess morbidity and mortality among survivors of childhood acute lymphoblastic leukaemia: 25 years of follow-up from the United Kingdom Childhood Cancer Study (UKCCS)
Pre-referral rectal artesunate and referral completion among children with suspected severe malaria in the Democratic Republic of the Congo, Nigeria and Uganda
Logistic regression with machine learning sheds light on the problematic sexual behavior phenotype
Quantification of the pace of biological aging in humans through a blood test: the DunedinPACE DNA methylation algorithm
Vaccine effectiveness of Pfizer-BioNTech and Oxford-AstraZeneca to prevent severe COVID-19 in Costa Rica by September and October 2021: A nationwide, observational study of hospitalisations prevalence.
Using single molecule Molecular Inversion Probes as a cost-effective, high-throughput sequencing approach to target all genes and loci associated with macular diseases.
Digging deeper into GWAS signal using GRIN implicates additional genes contributing to suicidal behavior
Virtual handover of patients in the pediatric intensive care unit during COVID-19 crisis
Assessing the role of polygenic background on the penetrance of monogenic forms in Parkinson's disease.
Subtle anomaly detection in MRI brain scans: Application to biomarkers extraction in patients with 'de novo' Parkinson's disease
Early Carotid Revascularization Rates, Procedural Distribution, and Hospital Density
Critical Role of the Subways in the Initial Spread of SARS-CoV-2 in New York City
Effectiveness of Covishield vaccine in preventing Covid-19 -- A test-negative case-control study
Public perceptions and interactions with UK COVID-19 Test, Trace and Isolate policies, and implications for pandemic infectious disease modelling
Development of health and safety training for Vietnamese American nail salon owners and workers
Clinical characteristics and outcomes of COVID-19 breakthrough infections among vaccinated patients with systemic autoimmune rheumatic diseases
Prediction of COVID-19 Pandemic of Top Ten Countries in the World Establishing a Hybrid AARNN LTM Model
Effectiveness of BNT162b2 and ChAdOx1 vaccines against symptomatic COVID-19 among Healthcare Workers in Kuwait: A retrospective cohort study
Antibody Attributes that Predict the Neutralization and Effector Function of Polyclonal Responses to SARS-CoV-2
Coronavirus infection in neonates: Neurodevelopmental outcomes at 18 months of age
SARS-CoV-2 transmission in K-12 schools in the Vancouver Coastal Health Region: a descriptive epidemiologic study
Diagnostic accuracy of rapid point-of-care tests for diagnosis of current SARS-CoV-2 infections in children: A systematic review and meta-analysis