Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Delay of molecular SARS-CoV-2 testing and turnaround time in Mexico and Colombia
The 2020 SARS-CoV-2 epidemic in England: key epidemiological drivers and impact of interventions
Ready for Impact? A validity and feasibility study of instrumented mouthguards (iMGs)
T1/T2 Ratio Imaging Improves Cortical Lesion Contrast in Multiple Sclerosis on 3T MRI
Mass drug administration campaigns: Comparing two approaches for schistosomiasis and soil-transmitted helminths prevention and control in selected southern Malawi districts
Monitoring the rise of the SARS-CoV-2 lineage B.1.1.7 in Tenerife (Spain) since mid-December 2020
Mental Health, Substance Use, and Suicidal Ideation Among Unpaid Caregivers in the United States During the COVID-19 Pandemic: Relationships to Age, Race/Ethnicity, Employment, and Caregiver Intensity
Identifying Heart Failure from Electronic Health Records: A Systematic Evidence Review
Spatial simulation of COVID-19 new cases development
People with HIV Have Higher Risk of COVID-19 Diagnosis but Similar Outcomes than the General Population
REACT-1 round 8 interim report: SARS-CoV-2 prevalence during the initial stages of the third national lockdown in England
Mortality and Severity in COVID-19 Patients on ACEIs & ARBs - A Meta-Regression Analysis
Demographic and Mental Health Assessments in the Adolescent Brain and Cognitive Development Study: Updates and Longitudinal Trajectories
Melodic Intonation Therapy for aphasia: A multi-level meta-analysis
The Association of Opening K-12 Schools and Colleges with the Spread of COVID-19 in the United States: County-Level Panel Data Analysis
A highly sensitive and specific SARS-CoV-2 spike- and nucleoprotein-based fluorescent multiplex immunoassay (FMIA) to measure IgG, IgA and IgM class antibodies
Machine learning-based prediction of cognitive outcomes in de novo Parkinson's disease
Efficacy and safety of pre-exposure of antibiotic prophylaxis for leptospirosis: protocol of a systematic review and meta-analysis
The lost microbes of COVID-19: Bifidobacterium, Faecalibacterium depletion and decreased microbiome diversity associated with SARS-CoV-2 infection severity
Serum uric acid and total bilirubin as putative biomarkers of resistance in Prodromal Parkinson's disease: Longitudinal data from the PPMI study.
Distinct Vaccine Efficacy Rates Among Health Care Workers During a COVID-19 Outbreak in Jordan
Higher Limbic and Basal Ganglia volumes in surviving COVID-negative patients and the relations to fatigue.
Impaired everyday executive functions and cognitive strategy use on the Weekly Calendar Planning Activity in individuals with stroke undergoing acute inpatient rehabilitation
Looking beyond the obvious: a critical systematic review and meta-analyses of risk factors for fertility problems in a globalized world
Durability of ChAdOx1 nCov-19 (AZD1222) vaccination in people living with HIV - responses to SARS-CoV-2, variants of concern and circulating coronaviruses
Predicting patient-reported outcomes following lumbar spine surgery: development and external validation of multivariable prediction models