Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: TROPONIN IS INDEPENDENTLY ASSOCIATED WITH DEATH IN PATIENTS WITH COVID: A RETROSPECTIVE STUDY
Non-Invasive Scale Measurement of Cardiac Output Compared with the Gold-Standard Direct Fick Method: A Feasibility Study
Second round statewide survey for estimation of the burden of active infection and anti-SARS-CoV-2 IgG antibodies in the general population of Karnataka, India
Injustices in pandemic vulnerability: A spatial-statistical analysis of the CDC Social Vulnerability Index and COVID-19 outcomes in the U.S.
A New Saliva-Based Lateral-Flow SARS-CoV-2 IgG Antibody Test for mRNA Vaccination
Addressing Social Determinants While Social Distancing: The Development of an Evidence-Based Social Needs Screening for a Telehealth Setting
COVID-19 pandemic in Saint Petersburg, Russia: combining surveillance and population-based serological study data in May, 2020 - April, 2021
ONLINE QUERIES AS A CRITERION FOR EVALUATION OF THE EPIDEMIOLOGICAL STATUS AND EFFECTIVENESS OF COVID-19 EPIDEMIC CONTROL MEASURES
"I wanna live and not think about the future" What place for advance care planning for people living with severe multiple sclerosis and their families? A qualitative study
Machine Learning Forecast of Growth in COVID-19 Confirmed Infection Cases with Non-Pharmaceutical Interventions and Cultural Dimensions: Algorithm Development and Validation
Using LASSO regression to estimate the population-level impact of pneumococcal conjugate vaccines
Hydroxychloroquine Prophylaxis against Coronavirus Disease-19: Practice Outcomes among Health-Care Workers
Machine Learning Based Reanalysis of Clinical Scores for Distinguishing Between Ischemic and Hemorrhagic Stroke in Low Resource Setting
Increasing Trust in Real-World Evidence Through Evaluation of Observational Data Quality
Population-based seroprevalence of SARS-CoV-2 antibodies in a high-altitude setting in Peru
Rapid displacement of SARS-CoV-2 variant B.1.1.7 by B.1.617.2 and P.1 in the United States
Time to Recovery from Diabetic Ketoacidosis and its Predictors among Adult Diabetic Ketoacidosis Patients in DEBRE MARKOS Referral Hospital, North West Ethiopia, 2021: Retrospective Cohort Study
Estimates of pandemic excess mortality in India based on civil registration data
The relationship between BMI and COVID-19: exploring misclassification and selection bias in a two-sample Mendelian randomisation study
Waning of mRNA-1273 vaccine effectiveness against SARS-CoV-2 infection in Qatar
Antibody responses induced by trivalent inactivated influenza vaccine among pregnant and non-pregnant women in Thailand: a matched cohort study
Determinants of RSV epidemiology following suppression through pandemic contact restrictions
Impaired antibacterial immune signaling and changes in the lung microbiome precede secondary bacterial pneumonia in COVID-19
Powerful gene-based testing by integrating long-range chromatin interactions and knockoff genotypes
Using population based Kalman estimator to model COVID-19 epidemics in France: estimating the burden of SARS-CoV-2 and the effects of NPI.
Chronic COVID-19 Syndrome and Chronic Fatigue Syndrome (ME/CFS) following the first pandemic wave in Germany: a first analysis of a prospective observational study