Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: SARS-CoV-2 variants of concern dominate in Lahore, Pakistan in April 2021
Characterising long COVID more than 6 months after acute infection in adults; prospective longitudinal cohort study, England
Trends of SARS-CoV-2 antibody prevalence in selected regions across Ghana
Ulcerative Colitis Host-Microbiome Response to Hyperbaric Oxygen Therapy
How can we increase notification of exposure to STIs between gay and bisexual men?: intervention development using stakeholder engagement, qualitative methods and behavioural science
Utility of a Clinical Scoring System for Point of Care Triaging in COVID-19 Pneumonia
Empty Streets, Speeding and Motor Vehicle Collisions during Covid-19 Lockdowns: Evidence from Northern Ireland
The Choice of Response Alternatives in COVID-19 Social Science Surveys
The Impact of SARS-CoV-2 Lineages (Variants) on the COVID-19 Epidemic in South Africa
RT-qPCR assay for detection of British (B.1.1.7) and South Africa (B.1.351) variants of SARS-CoV-2
Multi-contrast magnetic resonance imaging of visual white matter pathways in glaucoma patients
The health effects in the US of quarantine policies based on predicted individual risk of severe COVID-19 outcomes
Assessing inertial measurement unit locations for freezing of gait detection and patient preference
COVID-19 Fatality Rate Classification using Synthetic Minority Oversampling Technique (SMOTE) for Imbalance Class
Community Led Testing among People Who Inject Drugs: A community centered model to find new cases of HIV and Hepatitis C in Nepal
Increased risk of SARS-CoV-2 reinfection associated with emergence of Omicron in South Africa
Altered EEG markers of synaptic plasticity in a human model of NMDA receptor deficiency: anti-NMDA receptor encephalitis
Quantifying changes in vaccine coverage in mainstream media as a result of COVID-19 outbreak
Acute respiratory distress syndrome after SARS-CoV-2 infection on young adult population: international observational federated study based on electronic health records through the 4CE consortium ARDS after SARS-CoV-2 infection on young adult
Schwann cells contribute to keloid formation
A rapid review of the effectiveness of alternative education delivery strategies in medical, dental, nursing and pharmacy education during the COVID-19 pandemic
Artificial intelligence-driven meta-analysis of brain gene expression data identifies novel gene candidates in Alzheimer's Disease
Effect of public health interventions during the first epidemic wave of COVID-19 in Cyprus: a modelling study
Comparison of children and young people admitted with SARS-CoV-2 across the UK in the first and second pandemic waves: prospective multicentre observational cohort study
Sources of variability in methods for processing, storing, and concentrating SARS-CoV-2 in influent from urban wastewater treatment plants
Metabolic and muscle-derived serum biomarkers define CHCHD10-linked late-onset spinal muscular atrophy