Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: Head-to-head comparison of nasal and nasopharyngeal sampling using SARS-CoV-2 rapid antigen testing in Lesotho
Pharmacokinetic /Pharmacodynamic Considerations of Alternate Dosing Strategies of Tocilizumab in COVID-19
Genetic Risk for Attention-Deficit/Hyperactivity Disorder Predicts Cognitive Decline and Development of Alzheimer's Disease Pathophysiology in Cognitively Unimpaired Older Adults
Factors associated with COVID-19 related hospitalisation, critical care admission and mortality using linked primary and secondary care data
Comparison of antigen- and RT-PCR-based testing strategies for detection of Sars-Cov-2 in two high-exposure settings
Whole-genome sequencing analysis of clozapine-induced myocarditis
Non-alcoholic steatohepatitis patients exhibit reduced CD47, and increased sphingosine, cholesterol and MCP1 levels in the erythrocyte membranes
Cost-effectiveness of whole area testing of asymptomatic SARS-CoV-2 infections in Merthyr Tydfil, 2020: A Modelling and economic analysis
Identical trends of SARS-Cov-2 transmission and retail and transit mobility during non-lockdown periods
Lung function changes of divers after single deep heliox diving
ChAdOx1 n-COV-19 Vaccine Side Effects Among Health Care Workers in Trinidad and Tobago
The Reliability and Validity of the Hebrew Patient Health Questionnaire (PHQ-9) in the General Population
Disability-adjusted life years (DALYs) due to the direct health impact of COVID-19 in India, 2020
Double burden of malnutrition and its social disparities among rural Sri Lankan adolescents
Higher polygenic scores for empathy increase posttraumatic stress severity in response to certain traumatic events
Covid-19 impact on Parkinson's Disease patients treated by drugs or deep brain stimulation
Biomarkers Selection for Population Normalization in SARS-CoV-2 Wastewater-based Epidemiology
The 3p21.31 genetic locus promotes progression to type 1 diabetes through the CCR2/CCL2 pathway
The Impact of the Variation of CT Scanner on the Prediction of Human Papillomavirus (HPV) Association of Oropharyngeal Cancer (OPC) using Radiomic Models
Mobile phone communication for improving uptake of antiretroviral therapy in HIV-infected pregnant women: updated systematic review and meta-analysis
Effect of antihypertensive drug treatment on long-term blood pressure reduction: An individual patient-level data meta-analysis of 352,744 Participants from 51 large-scale randomised clinical trials
Insights from an autism imaging biomarker challenge: promises and threats to biomarker discovery
Developing Functional Network Connectivity of the Dorsal Anterior Cingulate Cortex Mediates Externalizing Psychopathology in Adolescents with Child Neglect
Serological prevalence of SARS-CoV-2 infection and associated factors in healthcare workers in a "non-COVID" hospital in Mexico City
Minimizing loss of life in Covid-19 in a 100 day period in the U.S.A. by personalize-dose vaccination and distribution of a limited vaccine supply
Evaluating and implementing block jackknife resampling Mendelian randomization to mitigate bias induced by overlapping samples