Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Olfactory detection of human odorant signatures in Covid patients by trained dogs
Obesity and COVID-19 Mortality: A Cross-Country Analysis
What effect might border screening have on preventing importation of COVID-19 compared with other infections? A modelling study
Efficient mucosal antibody response to SARS-CoV-2 vaccination is induced in previously infected individuals
Altered microRNA expression in severe COVID-19: potential prognostic and pathophysiological role
Comparative performance of SARS-CoV-2 lateral flow antigen tests demonstrates their utility for high sensitivity detection of infectious virus in clinical specimens
Investigation research on the demand of pre-job training for nursing students in higher vocational colleges
Altered Neurotransmitter Ratio in the Prefrontal Cortex is Associated with Pain in Fibromyalgia Syndrome
Time-to-event assessment for the discovery of the proper prognostic value of clinical biomarkers optimized for COVID-19
Diagnostic accuracy of three prevailing rapid antigen tests for detection of SARS-CoV-2 infection in the general population: cross sectional study
Rapidly increasing SARS-CoV-2 seroprevalence and limited clinical disease in three Malian communities: a prospective cohort study
Small Area Estimation of Food Insecurity in the Eastern Indo-Gangetic Plain
Sequencing individual genomes with recurrent genomic disorder deletions reveals genes for autosomal recessive traits
Automated Deep Brain Stimulation programming based on electrode location - a randomized, crossover trial using a data-driven algorithm
A systematic review of previous MRI studies demonstrating the relationship between season and brain volume
Imprinted SARS-CoV-2-specific memory lymphocytes define hybrid immunity
The impact of environmental mycobiomes on geographic variation in COVID-19 mortality
A Systematic Review and Meta-Analysis of the Mental Health Symptoms during the Covid-19 Pandemic in Southeast Asia
Demonstrating an approach for evaluating synthetic geospatial and temporal epidemiologic data utility: Results from analyzing >1.8 million SARS-CoV-2 tests in the United States National COVID Cohort Collaborative (N3C)
Disruption of long-term psychological distress trajectories during the COVID-19 pandemic: evidence from three British birth cohorts
The impact of community asymptomatic rapid antigen testing on COVID-19 hospital admissions: a synthetic control study
Aberrant Activation of the Mentalizing Brain System During Eye Gaze Discrimination in Bipolar Disorder
Microarray-based detection of antibodies against SARS-CoV-2 proteins, common respiratory viruses and type I interferons
Low levels of Fe and Se with high IL-6/IL-10 likely influence nutritional immunity in tuberculosis patients.
Temporal trends in primary care-recorded self-harm during and beyond the first year of the COVID-19 pandemic: time series analysis of electronic healthcare records for 2.8 million patients in the Greater Manchester Care Record
Germline Allelic Expression of Genes at 17q22 Locus Associates with Risk of Breast Cancer