Instruct: Identify the main category of a Medrxiv paper based on its title.
Query: COVID-19 antibody seroprevalence in Duhok, Kurdistan Region, Iraq: A population-based study
A qualitative process analysis of DCT as an alternative to self-isolation following close contact with a confirmed case of COVID-19
Early medical abortion by telemedicine in the United Kingdom: A cost-effectiveness analysis
Volumetric lung cancer screening reduces unnecessary low-dose computed tomography scans: results from a single-centre prospective trial on 4,119 subjects
The presence of SARS-CoV-2 RNA in different freshwater environments in urban settings determined by RT-qPCR: implications for water security
A Method for Machine Learning Generation of Realistic Synthetic Datasets for Validating Healthcare Applications
Outbreak of P.3 (Theta) SARS-CoV-2 emerging variant of concern among service workers in Louisiana
No evidence for intervention-associated DNA methylation changes in monocytes of patients with posttraumatic stress disorder or anorexia nervosa
Exploring relationships between drought and epidemic cholera in Africa using generalised linear models
FOCUSED REVIEW ON NUTRITIONAL STATUS OF PATIENTS WITH IMMUNOGLOBULIN LIGHT CHAIN AMYLOIDOSIS
Superspreading of SARS-CoV-2 infections: A Systematic Review and Meta-analysis
"I wanna live and not think about the future" What place for advance care planning for people living with severe multiple sclerosis and their families? A qualitative study
The Influence of Contextual Factors on Maternal Healthcare Utilization in sub-Saharan Africa: A Scoping Review of Multilevel Models
Evaluating Chinese Handwriting Performance of Primary School Students Using the Smart Handwriting Analysis and Recognition Platform (SHARP)
Vaccination strategies in structured populations under partial immunity and reinfection
Diurnal modulation of subthalamic beta oscillatory power in Parkinson's disease patients during deep brain stimulation
Health Economic Burden of COVID-19 in Saudi Arabia
Portable and label-free quantitative Loop-mediated Isothermal Amplification (qLAMP) for reliable COVID-19 diagnostics in 3 minutes: An Arduino-based detection system assisted by a pH microelectrode
A Nonrandomized Phase 2 Trial of EG-Mirotin, a Novel, First-in-class, Subcutaneously Delivered Peptide Drug for Non-Proliferative Diabetic Retinopathy
Post-viral parenchymal lung disease of COVID-19 and viral pneumonitis: A systematic review and meta-analysis.
Recovery from the COVID-19 pandemic by mass vaccination: emergent lessons from the United States and India
REPEATABILITY OF A DIGITAL IMAGING TECHNOLOGY FOR DENTAL PLAQUE QUANTITATION (QRAYCAM PRO) IN CURRENT, FORMER AND NEVER SMOKERS STUDY PROTOCOL
A survey of International Health Regulations National Focal Points experiences in carrying out their functions
On The Dynamics of Interstate Diffusion of Firearm Violence and Impact of Firearm Regulations
Ornithine Decarboxylase (ODC1) gene variant (rs2302615) is associated with gastric cancer independently of  Helicobacter pylori  CagA serostatus
Family functioning but not social capital is associated with better mental health in adolescents affected by violence and displacement by armed conflict in Colombia