Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Adaptation and validation of a scale to evaluate the quality of virtual courses developed for medical students in Peru during the COVID-19 pandemic
A Complex Model of Clinical Narrative Information for the Diagnostic Act
Downsizing of contact tracing during COVID-19 vaccine roll-out
Deep Optical Blood Analysis: COVID-19 Detection as a Case Study in Next Generation Blood Screening
Phenotypic distinctions of BLM- and RMI1-associated Bloom syndrome
Clinical severity of Omicron sub-lineage BA.2 compared to BA.1 in South Africa
A prospective double-blinded non-selection trial of reproductive outcomes and chromosomal normalcy of newborns derived from putative low/moderate-degree mosaic IVF embryos
High- Versus Low-Dose Dexamethasone for the Treatment of COVID-19-related Acute Respiratory Distress Syndrome: A Multicenter and Randomized Open-label Clinical Trial
Deep learning for caries detection using optical coherence tomography
Continuing inequalities in COVID-19 mortality in England and Wales, and the changing importance of regional, over local, deprivation
Use of Ketamine Infusions for Treatment of Complex Regional Pain Syndrome: A Systematic Review
The Politics of Vaccine Hesitancy in the United States
Prenatal Selective Serotonin Reuptake Inhibitor Exposure, Depression and Brain Morphology in Middle Childhood: Results from the ABCD Study
Clinical presentation, disease course and outcome of COVID-19 in hospitalized patients with and without pre-existing cardiac disease: a cohort study across sixteen countries
SARS-CoV-2 B.1.1.529 variant (Omicron) evades neutralization by sera from vaccinated and convalescent individuals
HeAlth System StrEngThening in four sub_Saharan African countries (ASSET) to achieve high-quality, evidence-informed surgical, maternal and newborn, and primary care: protocol for pre-implementation phase studies
An overview of the National COVID-19 Chest Imaging Database: data quality and cohort analysis
Sociodemographic inequality in COVID-19 vaccination coverage amongst elderly adults in England: a national linked data study
NIH Funding of COVID-19 Research in 2020: a Cross Sectional Study
Impact of social distancing measures on the daily number of new COVID-19 cases in Cote d'Ivoire: a retrospective cohort study
Estimating the Effects of Legalizing Recreational Cannabis on Newly Incident Cannabis Use
Acute and longer-term psychological distress associated with testing positive for COVID-19: longitudinal evidence from a population-based study of US adults
Seroreactivity to SARS-CoV-2 in individuals attending a university campus in Bogota Colombia
Soluble angiotensin-converting enzyme 2 is transiently elevated in COVID-19 and correlates with specific inflammatory and endothelial markers
Pre-Pandemic COVID-19 in New York City: A descriptive analysis of COVID-19 illness prior to February 29, 2020
External validation and updating of a prediction model for the diagnosis of gestational diabetes mellitus