Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Impact of a sanitation intervention on quality of life and mental wellbeing in low-income urban neighbourhoods of Maputo, Mozambique
The economic burden of low back pain in KwaZulu-Natal, South Africa: a prevalence-based cost-of-illness analysis from the healthcare provider's perspective.
Persistent Autoimmune Activation and Proinflammatory State in Post-COVID Syndrome
Symptomatic, Presymptomatic, and Asymptomatic Transmission of SARS-CoV-2
Classification of Functional Movement Disorders with Resting State fMRI
Child wasting and concurrent stunting in low- and middle-income countries
Implementation of an in-house real-time reverse transcription-PCR assay for the rapid detection of the SARS-CoV-2 Marseille-4 variant
Relative timing of RSV epidemics in summer 2021 across the US was similar to a typical RSV season
Health impact and cost of COVID-19 prophylaxis with monoclonal antibodies
Timely Epidemic Monitoring in the Presence of Reporting Delays: Anticipating the COVID-19 Surge in New York City, September 2020
The pitfalls of inferring virus-virus interactions from co-detection prevalence data: Application to influenza and SARS-CoV-2
Efficacy of universal masking for source control and personal protection from simulated cough and exhaled aerosols in a room
Quantifying the role of naturally- and vaccine-derived neutralizing antibodies as a correlate of protection against COVID-19 variants
Alcohol use and poor sleep quality: a longitudinal twin study across 36 years
Persistent symptoms following SARS-CoV-2 infection in a random community sample of 508,707 people
SEIR Filter: A Stochastic Model of Epidemic
Multiple sclerosis cortical lesion detection with deep learning at ultra-high-field MRI
A systematic review on Multisystem Inflammatory Syndrome in Children (MIS-C) with COVID-19: Development of a scoring system for clinical diagnosis
Probabilistic inference of the genetic architecture underlying functional enrichment of complex traits
Spatial Inequities in COVID-19 Testing, Positivity, Confirmed Cases and Mortality in 3 US Cities: an Ecological Study
The Acute Effects of Physical Exercise Breaks on Cognitive Function During Prolonged Sitting: A First Quantitative Evidence
Educational attainment as a modifier of the effect of polygenic scores for cardiovascular risk factors: cross-sectional and prospective analysis of UK Biobank
Clinical Study Applying Machine Learning to Detect a Rare Disease: Results and Lessons Learned
Ideology, policy decision-making and environmental impact in the face of the Coronavirus pandemic in the US
Post-COVID Syndrome. A Case Series and Comprehensive Review
Effect of viral replication and liver fibrosis on all-cause mortality in HIV/HBV coinfected patients: a retrospective analysis of a 15-year longitudinal cohort