Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: The emergence of two distinct SARS-CoV-2 Gamma related variants during the second wave of COVID-19 in Santa Catarina, Southern Brazil and the rapid spread of P.1-like-II SARS-CoV-2 variant transmission and a regionalization in the Western region
HLA and red blood cell antigen genotyping in SARS-CoV-2 convalescent plasma donors
Field evaluation of specificity and sensitivity of a standard SARS-CoV-2 antigen rapid diagnostic test: A prospective study at a teaching hospital in Northern Ghana
Generalized Prediction of Hemodynamic Shock in Intensive Care Units
Development and validation protocol for an instrument to measure women's empowerment in urban sanitation across countries: The Agency, Resources, and Institutional Structures for Sanitation-related Empowerment (ARISE) Scales
Capturing population differences in rates of vascular aging using a deep learning electrocardiogram algorithm: a cross-sectional study
Analysis of key factors of a SARS-CoV-2 vaccination program: A mathematical modeling approach
A One-Step open RT-qPCR for SARS-CoV-2 detection
Persistence of antibody and T cell responses to the Sinopharm/BBIBP-CorV vaccine in Sri Lankan individuals
Illness characteristics of COVID-19 in children infected with the SARS-CoV-2 Delta variant
Wastewater Based Epidemiology Enabled Surveillance of Antibiotic Resistance
One Year of Evidence on Mental Health Disorders in China during the COVID-19 Crisis - A Systematic Review and Meta-Analysis
Association between SARS-Cov-2 infection during pregnancy and adverse pregnancy outcomes: a re-analysis of data from Wei et al. (2021).
Functional connectivity directionality between large-scale resting-state networks in children and adolescence from the Healthy Brain Network sample
Mycotoxin exposure biomonitoring in breastfed and non-exclusively breastfed Nigerian children
Increasing coordination and responsivity of emotion-related brain regions with a heart rate variability biofeedback randomized trial
Pre-Operative Kidney Biomarkers and Risks for Death, Cardiovascular and Chronic Kidney Disease Events: The TRIBE-AKI Study
Risk perception of COVID-19 and its socioeconomic correlates in the United States: A social media analysis
Antibody response to SARS-CoV-2 mRNA vaccine in lung cancer patients: Reactivity to vaccine antigen and variants of concern.
Impact of body mass index on 5-year survival rates in patients undergoing allogeneic hematopoietic stem cell transplantation
Global research priorities for COVID-19 in maternal, reproductive and child health: results of an international survey
Placental transcription profiling in 6-23 weeks' gestation reveals differential transcript usage in early development
Interleukin-6 as a predictor of early weaning from invasive mechanical ventilation in patients with acute respiratory distress syndrome
A Randomized, Double-Blinded, Placebo-Controlled, Phase 2 Study of Safety, Tolerability and Efficacy of Pirfenidone in Patients with Rheumatoid Arthritis Interstitial Lung Disease
THE EFFECTIVENESS OF PRAZIQUANTEL PREVENTIVE CHEMOTHERAPY ON MORBIDITY IN SCHISTOSOMIASIS: A SYSTEMATIC REVIEW AND META-ANALYSIS
Using real-time data to guide decision-making during an influenza pandemic: a modelling analysis