Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Protocol for Safe, Affordable, and Reproducible Isolation and Quantitation of SARS-CoV-2 RNA from Wastewater
SARS-CoV-2 virus transfers to skin through contact with contaminated solids
Associations of insomnia on pregnancy and perinatal outcomes: Findings from Mendelian randomization and conventional observational studies in up to 356,069 women
Comparing SARS-CoV-2 case rates between pupils, teachers and the general population: results from Ger-many
Which traits predict elevated distress during the Covid-19 pandemic? Results from a large, longitudinal cohort study with psychiatric patients and healthy controls
BNT162b2, mRNA-1273, and Sputnik V vaccines induce comparable immune responses on a par with severe course of COVID-19
An online atlas of human plasma metabolite signatures of gut microbiome composition
Racial/Ethnic Heterogeneity in Diet of Low-income Adult Women in the United States: Results from National Health and Nutrition Examination Surveys 2011-2018
COVID-19 L·OVE repository is highly comprehensive and can be used as a single source for COVID-19 studies
An Open Repository of Real-Time COVID-19 Indicators
Optimal control of the spatial allocation of COVID-19 vaccines: Italy as a case study
Seizure Onset Zone Identification Using Phase-Amplitude Coupling and Multiple Machine Learning Approaches for Interictal Electrocorticogram
Interoperability in NHS Acute Trusts within England: a Situation and Capability Analysis using Freedom of Information requests
Privacy Risks of Whole-Slide Image Sharing in Digital Pathology
COVID-19: making the best out of a forced transition to online medical teaching. A mixed methods study
Effective clinical caseload management strategies from the perspective of community consultant psychiatrist: Qualitative analysis
Analysis of communities of countries with similar dynamics of the COVID-19 pandemic evolution
Reduced locus coeruleus integrity linked to response inhibition deficits in parkinsonian disorders
Transmission dynamics and epidemiological characteristics of Delta variant infections in China
Partnering with Athletes to Assess Risk of COVID-Related Myocarditis
Hexosylceramides and glycerophosphatidylcholine GPC(36:1) increase in Multi Organ Dysfunction Syndrome patients with Pediatric Intensive Care Unit Admission over 8 day hospitalization
Individualized diversity in the extracellular metabolome of live human gliomas
Aerosol Persistence in ICUs: Utilization of Low-cost Sensor Network
Trends and country-level variation in age at first sex in sub-Saharan Africa among birth cohorts entering adulthood between 1985 and 2020
Occupational versus community risk of SARS-CoV-2 infection among employees of a long-term care facility: an observational study
Evaluation of patient-specific cell free DNA assays for monitoring of minimal residual disease in solid tumors