Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Appearance of IgG to SARS-CoV-2 in saliva effectively indicates seroconversion in mRNA vaccinated immunocompromised individuals
Sub-spreading events limit the reliable elimination of heterogeneous epidemics
Does the use of intraoperative CT scan improve outcomes in Orthopaedic surgery? A protocol for systematic review and meta-analysis.
Integrating Operant and Cognitive Behavioral Economics to Inform Infectious Disease Response: Prevention, Testing, and Vaccination in the COVID-19 Pandemic
Design and Formative Evaluation of a Voice-based Virtual Coach for Problem-Solving Treatment
Individual treatment effect estimation in the presence of unobserved confounding using proxies: a cohort study in stage III non-small cell lung cancer
Exploration of attitudes regarding uptake of COVID-19 vaccines among vaccine hesitant adults in the UK: A qualitative analysis.
Factors influencing the motivation of maternal health workers in conflict setting of Mogadishu, Somalia.
The kidney produces a non-polymerizing form of Uromodulin that associates with reduced risk of acute kidney injury
Correlations in sleeping patterns and circadian preference between spouses
Magnetic resonance imaging of the gastrointestinal tract shows reduced small bowel motility and altered chyme in cystic fibrosis compared to controls
Temporal Trends in Racial and Ethnic Disparities in Sleep Duration in the United States: A National Health Interview Survey Analysis from 2004 to 2018
Psychosis-like experiences and cognition in young adults: an observational and Mendelian randomisation study
On multifactorial drivers for malaria rebound in Brazil: a spatio-temporal analysis
Global Monitoring of the Impact of COVID-19 Pandemic through Online Surveys Sampled from the Facebook User Base
How Informative were Early SARS-CoV-2 Treatment and Prevention Trials? A longitudinal cohort analysis of trials registered on clinicaltrials.gov
Hemodynamic profiles by non-invasive monitoring of cardiac index and vascular tone in acute heart failure patients in the emergency department: external validation and clinical outcomes
Untargeted saliva metabolomics reveals COVID-19 severity: Saliva Metabolomics for SARS-COV-2 Prognosis
Remote-Management of COPD: Evaluating Implementation of Digital Innovation to Enable Routine Care (RECEIVER) - protocol for a feasibility and service adoption observational cohort study
Music and Dance in respiratory disease management in Uganda: A qualitative study of patient and healthcare professional perspectives
Machine Learning Prediction of Surgical Intervention for Small Bowel Obstruction
Temporally-Informed Random Forests for Suicide Risk Prediction
Genomic and phenotypic characterization of Multisystem Inflammatory Syndrome in Children (MIS-C): a prospective multicenter study from the Middle East
Severe bandemia is not associated with increased risk for adverse events in general pediatric emergency department patients
Nuclear Morphometry is a superior Prognostic Predictor in comparison to Histological grading in Renal cell Carcinoma: A Retrospective Clinico-pathological study
Risk Stratification tool for Healthcare workers during the CoViD-19 Pandemic; using published data on demographics, co-morbid disease and clinical domain in order to assign biological risk