Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Geographic barriers to establishing a successful hospital referral system in rural Madagascar
Development of models of care coordination for rare conditions: A qualitative study
Direct detection of humoral marker corelates of COVID-19, glycated HSA and hyperglycosylated IgG3, by MALDI-ToF mass spectrometry.
Prophylactic and reactive vaccination strategies for healthcare workers against MERS-CoV
Side Effects and Perceptions Following Sinopharm COVID-19 Vaccination
COVID-19 with early neurological and cardiac thromboembolic phenomena--timeline of incidence and clinical features
Exploring selection bias in COVID-19 research: Simulations and prospective analyses of two UK cohort studies
A Remote Digital Memory Composite to Detect Cognitive Impairment in Memory Clinic Samples in Unsupervised Settings using Mobile Devices
Microbiota of Chronic Prostatitis/Chronic Pelvic Pain Syndrome are Distinct from Interstitial Cystitis/Bladder Pain Syndrome
Seroprevalence, prevalence, and genomic surveillance: monitoring the initial phases of the SARS-CoV-2 pandemic in Betim, Brazil
Autoantibodies against IL-1-receptor-antagonist in multisystem inflammatory syndrome in children
The Association of Scoliosis Properties with Spinal Cord Tethering: A Statistical Model for Prognostication
Egg-derived anti-SARS-CoV-2 immunoglobulin Y (IgY) with broad variant activity as intranasal prophylaxis against COVID-19
Development of at-home sample collection logistics for large scale SARS-CoV-2 seroprevalence studies
History of premorbid depression is a risk factor for COVID-related mortality: Analysis of a retrospective cohort of 1,387 COVID+ patients
Multi-organ complement deposition in COVID-19 patients
Music therapy as a migraine treatment: protocol for a systematic review and meta-analysis
Population-level management of Type 1 diabetes via continuous glucose monitoring and algorithm-enabled patient prioritization: Precision health meets population health
School teachers' self-reported fear and risk perception during the COVID-19 pandemic - a nationwide survey in Germany
Right Anterior Temporal Degeneration, Emotions, and Loss of Nonverbal Semantics: Guidelines for Diagnosis of the Emotional Semantic Variant Frontotemporal Dementia
Estimation and interpretation of vaccine efficacy in COVID-19 randomized clinical trials
Factors influencing wellbeing in young people during COVID-19.
Meta-Analytic Evidence of Depression and Anxiety in Eastern Europe during the COVID-19 Pandemic
COVID-19 Vaccine: Newspaper Coverage of the side effects of the vaccine in Nigeria
Immunogenicity and reactogenicity of SARS-CoV-2 vaccines in people living with HIV: a nationwide prospective cohort study in the Netherlands
Patients with Asthma and Chronic Obstructive Pulmonary Disease (COPD) have increased levels of plasma inflammatory mediators upregulated in severe COVID-19