Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: The impact of the first wave of COVID-19 on those with lifelong conditions: a case study of congenital heart disease
IL-6 and D-Dimer at Admission Predicts Cardiac Injury and Early Mortality during SARS-CoV-2 Infection
Modelling the effect of the interaction between vaccination and non-pharmaceutical measures on COVID-19 incidence
The effect of anti-SARS-CoV-2 monoclonal antibody, bamlanivimab, on endogenous immune response to COVID-19 vaccination
Integrative multi-omics analysis of childhood aggressive behavior
Rapid realist review: Anxiolytic effects of music therapy on mechanically ventilated patients
Cross-reactive CD4+ T cells enhance SARS-CoV-2 immune responses upon infection and vaccination
Reliability and Predictive Validity of a Gait Assessment using Inertial Measurement Units: The Importance of Standardizing Walking Surface and Footwear
Managing electromyogram contamination in scalp recordings: an approach identifying reliable beta and gamma EEG features of psychoses or other disorders
Comprehensive Joint Modeling of First-Line Therapeutics in Non-Small Cell Lung Cancer
Efficacy of universal masking for source control and personal protection from simulated cough and exhaled aerosols in a room
Application of Optimal Control to Long Term Dynamics of COVID-19 Disease in South Africa
Prevalence of Chronic Diseases, Depression, and Stress among U.S. Child Care Professionals during the COVID-19 Pandemic
In vivo evaluation of the virucidal efficacy of Chlorhexidine and Povidone-iodine mouthwashes against salivary SARS-CoV-2.
Genome-wide Analysis Identifies Novel Gallstone-susceptibility Loci Including Genes Regulating Gastrointestinal Motility
Estimating the contribution of HIV-infected adults to household pneumococcal transmission in South Africa, 2016-2018: A hidden Markov modelling study.
Epidemiological characteristics of the B.1.526 SARS-CoV-2 variant
Listening to Bluetooth Beacons for Epidemic Risk Mitigation
Detection of persistent SARS-CoV-2 IgG antibodies in oral mucosal fluid and upper respiratory tract specimens following COVID-19 mRNA vaccination
Prevalence of long-term effects in individuals diagnosed with COVID-19: a living systematic review
Results From the REsCue Trial: A Randomized Controlled Trial with Extended-Release Calcifediol in Symptomatic Outpatients with COVID-19.
Age-dependent association between SARS-CoV-2 cases reported by passive surveillance and viral load in wastewater
Explaining ethnic disparities in COVID-19 mortality: population-based, prospective cohort study
Electrophysiological correlates of thalamocortical function in acute severe traumatic brain injury
Evaluation of lymphocyte subtypes in COVID-19 patients
Quantifying aerosol and droplet generation during upper and lower gastrointestinal endoscopy: whole procedure and event-based analysis